{"id":25050,"date":"2023-10-10T20:00:00","date_gmt":"2023-10-10T14:30:00","guid":{"rendered":"https:\/\/www.interviewbit.com\/blog\/?post_type=web-story&#038;p=25050"},"modified":"2023-10-09T17:47:11","modified_gmt":"2023-10-09T12:17:11","slug":"10-must-know-data-structures-for-coding-interviews","status":"publish","type":"web-story","link":"https:\/\/www.interviewbit.com\/blog\/web-stories\/10-must-know-data-structures-for-coding-interviews\/","title":{"rendered":"10 Must-Know Data Structures for Coding Interviews"},"content":{"rendered":"<p><html amp=\"\" lang=\"en\"><head><meta charSet=\"utf-8\"\/><meta name=\"viewport\" content=\"width=device-width,minimum-scale=1,initial-scale=1\"\/><script async=\"\" src=\"https:\/\/cdn.ampproject.org\/v0.js\"><\/script><script async=\"\" src=\"https:\/\/cdn.ampproject.org\/v0\/amp-story-1.0.js\" custom-element=\"amp-story\"><\/script><link href=\"https:\/\/fonts.googleapis.com\/css2?display=swap&amp;family=Anton&amp;family=Roboto&amp;family=Bungee&amp;family=Darker+Grotesque%3Awght%40700&amp;family=Poppins%3Awght%40700\" rel=\"stylesheet\"\/><link href=\"https:\/\/images.unsplash.com\/photo-1600791575280-1f7ca48b9a57?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNTB8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjkzOTIzMTUwfDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=4000&amp;h=6000&amp;fit=max\" rel=\"preload\" as=\"image\"\/>\n<style amp-boilerplate=\"\">body{-webkit-animation:-amp-start 8s steps(1,end) 0s 1 normal both;-moz-animation:-amp-start 8s steps(1,end) 0s 1 normal both;-ms-animation:-amp-start 8s steps(1,end) 0s 1 normal both;animation:-amp-start 8s steps(1,end) 0s 1 normal both}@-webkit-keyframes -amp-start{from{visibility:hidden}to{visibility:visible}}@-moz-keyframes -amp-start{from{visibility:hidden}to{visibility:visible}}@-ms-keyframes -amp-start{from{visibility:hidden}to{visibility:visible}}@-o-keyframes -amp-start{from{visibility:hidden}to{visibility:visible}}@keyframes -amp-start{from{visibility:hidden}to{visibility:visible}}<\/style>\n<p><noscript><\/p>\n<style amp-boilerplate=\"\">body{-webkit-animation:none;-moz-animation:none;-ms-animation:none;animation:none}<\/style>\n<p><\/noscript><\/p>\n<style amp-custom=\"\">\n              h1, h2, h3 { font-weight: normal; }<\/p>\n<p>              amp-story-page {\n                background-color: #131516;\n              }<\/p>\n<p>              amp-story-grid-layer {\n                overflow: visible;\n              }<\/p>\n<p>              @media (max-aspect-ratio: 9 \/ 16)  {\n                @media (min-aspect-ratio: 320 \/ 678) {\n                  amp-story-grid-layer.grid-layer {\n                    margin-top: calc((100% \/ 0.5625 - 100% \/ 0.6666666666666666) \/ 2);\n                  }\n                }\n              }<\/p>\n<p>              @media not all and (min-resolution:.001dpcm) {\n                @media {\n                  p.text-wrapper > span {\n                    font-size: calc(100% - 0.5px);\n                  }\n                }\n              }<\/p>\n<p>              .page-fullbleed-area,\n              .page-background-overlay-area {\n                position: absolute;\n                overflow: hidden;\n                width: 100%;\n                left: 0;\n                height: calc(1.1851851851851851 * 100%);\n                top: calc((1 - 1.1851851851851851) * 100% \/ 2);\n              }<\/p>\n<p>              .element-overlay-area {\n                position: absolute;\n                width: 100%;\n                height: 100%;\n                top: 0;\n                left: 0;\n              }<\/p>\n<p>              .page-safe-area {\n                overflow: visible;\n                position: absolute;\n                top: 0;\n                bottom: 0;\n                left: 0;\n                right: 0;\n                width: 100%;\n                height: calc(0.84375 * 100%);\n                margin: auto 0;\n              }<\/p>\n<p>              .mask {\n                position: absolute;\n                overflow: hidden;\n              }<\/p>\n<p>              .fill {\n                position: absolute;\n                top: 0;\n                left: 0;\n                right: 0;\n                bottom: 0;\n                margin: 0;\n              }<\/p>\n<p>              @media (prefers-reduced-motion: no-preference) {\n                .animation-wrapper {\n                  opacity: var(--initial-opacity);\n                  transform: var(--initial-transform);\n                }\n              }<\/p>\n<p>              amp-story-grid-layer.align-bottom {\n                align-content: end;\n                padding: 0;\n              }<\/p>\n<p>              .captions-area {\n                padding: 0 32px 0;\n              }<\/p>\n<p>              amp-story-captions {\n                margin-bottom: 16px;\n                text-align: center;\n              }<\/p>\n<p>              amp-story-captions span {\n                display: inline-block;\n                margin: 0;\n                padding: 6px 12px;\n                vertical-align: middle;\n                border-radius: 15px;\n                background: rgba(11, 11, 11, 0.6);\n                color: rgba(255, 255, 255, 1);\n                font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, Oxygen-Sans, Ubuntu, Cantarell, \"Helvetica Neue\", sans-serif;;\n                font-size: calc(4 * var(--story-page-vw));\n                line-height: 1.4;\n                word-break: break-word;\n                word-wrap: break-word;\n                overflow-wrap: break-word;\n              }\n              <\/style>\n<p><meta name=\"web-stories-replace-head-start\"\/><title>10 Must-Know Data Structures for Coding Interviews<\/title><link rel=\"canonical\" href=\"https:\/\/www.interviewbit.com\/blog\/?post_type=web-story&amp;p=25050\"\/><meta name=\"web-stories-replace-head-end\"\/><\/head><body><amp-story standalone=\"\" publisher=\"InterviewBit\" publisher-logo-src=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/cropped-tumblr-logo.png\" title=\"10 Must-Know Data Structures for Coding Interviews\" poster-portrait-src=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2023\/10\/cropped-10-Must-known-Data-structures-for-coding-interviews.jpg\"><amp-story-page id=\"519be69d-90cf-4272-8d5e-918dda225b61\" auto-advance-after=\"7s\"><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#260c0c\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-49332a74-1b2f-4590-93e1-b9672fa9a10d\">\n<div style=\"position:absolute;width:118.51852%;height:100%;left:-9.25926%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/images.unsplash.com\/photo-1600791575280-1f7ca48b9a57?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNTB8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjkzOTIzMTUwfDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=4000&amp;h=6000&amp;fit=max\" alt=\"man in black jacket sitting in front of silver imac\" srcSet=\"https:\/\/images.unsplash.com\/photo-1600791575280-1f7ca48b9a57?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNTB8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjkzOTIzMTUwfDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=4000&amp;h=6000&amp;fit=max 4000w,https:\/\/images.unsplash.com\/photo-1600791575280-1f7ca48b9a57?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNTB8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjkzOTIzMTUwfDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=3200&amp;h=4800&amp;fit=max 3200w,https:\/\/images.unsplash.com\/photo-1600791575280-1f7ca48b9a57?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNTB8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjkzOTIzMTUwfDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=2400&amp;h=3600&amp;fit=max 2400w,https:\/\/images.unsplash.com\/photo-1600791575280-1f7ca48b9a57?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNTB8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjkzOTIzMTUwfDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=1600&amp;h=2400&amp;fit=max 1600w,https:\/\/images.unsplash.com\/photo-1600791575280-1f7ca48b9a57?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNTB8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjkzOTIzMTUwfDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=800&amp;h=1200&amp;fit=max 800w,https:\/\/images.unsplash.com\/photo-1600791575280-1f7ca48b9a57?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNTB8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjkzOTIzMTUwfDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=340&amp;h=510&amp;fit=max 340w\" sizes=\"(min-width: 1024px) 53vh, 119vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<div class=\"element-overlay-area\" style=\"background-image:linear-gradient(0.5turn, rgba(0,0,0,0) 0%, rgba(0,0,0,0.3) 100%)\"><\/div>\n<\/div>\n<\/div>\n<div class=\"page-background-overlay-area\" style=\"background-image:linear-gradient(0.5turn, rgba(0,0,0,0) 0%, rgba(0,0,0,0.3) 100%)\"><\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:2.91262%;top:-7.28155%;width:42.96117%;height:9.54693%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-76cf791c-4e11-4c2d-a2f2-08820fd66ad1\">\n<div style=\"position:absolute;width:100.28252%;height:100%;left:-0.14126%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png\" alt=\"InterviewBit-White-2\" srcSet=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png 2130w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png 2048w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png 1536w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png 1024w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png 768w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png 300w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png 150w\" sizes=\"(min-width: 1024px) 19vh, 43vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:2.6699%;top:80.09709%;width:94.41748%;height:19.90291%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.5141388174807198% 0.5141388174807198% 0.5141388174807198% 0.5141388174807198% \/ 1.6260162601626018% 1.6260162601626018% 1.6260162601626018% 1.6260162601626018%\" id=\"el-2f34c5b1-b5be-4e3d-9384-50f17e8c09eb\">\n<h2 id=\"must-know-data-structures-forn\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:2.2735203446336762% 0;font-family:&quot;Anton&quot;,sans-serif;font-size:0.566343em;line-height:1;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #fff\">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;Must-Know Data&nbsp;<\/span><br \/>\n<span style=\"color: #fff\">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Structures for&nbsp;<\/span><br \/>\n<span style=\"color: #fff\">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Coding Interviews<\/span><\/span><\/h2>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:2.91262%;top:74.11003%;width:45.14563%;height:31.71521%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:1.0752688172043012% 1.0752688172043012% 1.0752688172043012% 1.0752688172043012% \/ 1.0204081632653061% 1.0204081632653061% 1.0204081632653061% 1.0204081632653061%\" id=\"el-60f4d3fb-46de-44ad-8acf-13136ea8090c\">\n<h1 id=\"10\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:11.021032846102154% 0;font-family:&quot;Anton&quot;,sans-serif;font-size:2.103560em;line-height:1.19;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #ba2e2d\">10<\/span><\/span><\/h1>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><\/amp-story-page><amp-story-page id=\"f45319cc-a585-41da-8caf-cdc69b0f1fe0\" auto-advance-after=\"7s\"><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-7ab4fcc7-4cd4-42e9-b66c-1088c6786ee1\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":390,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-1c5c77ff-9f46-41bb-94ee-db0d7e85d0d4\",\"keyframes\":{\"transform\":[\"translate3d(-113.83286%, 0px, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":390,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-0e595b7b-bd5c-41a6-9857-f9fa6b232a19\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":600,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-e75e2797-8c3d-49a9-ac3e-d5c2184d2b64\",\"keyframes\":{\"transform\":[\"translate3d(-113.55933%, 0px, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":600,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-a542b7bd-9b8a-4719-8d36-4211a5b09e3a\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":0,\"duration\":3000,\"easing\":\"cubic-bezier(0.4, 0.4, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#211f1e\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-b6ccb4cb-eb6e-4cc7-98e8-ad88b5de302b\">\n<div class=\"fill\" style=\"will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:-0.72816%;top:-9.2233%;width:118.68932%;height:88.99676%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-dc9f1bc4-d8db-4ee7-ba92-39ffd073b5d8\">\n<div style=\"position:absolute;width:112.47443%;height:100%;left:-6.23722%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/images.unsplash.com\/photo-1623122245120-7eef6faa39c6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMzl8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY0ODU2fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=3816&amp;h=3816&amp;fit=max\" alt=\"woman in white sweater using laptop computer\" srcSet=\"https:\/\/images.unsplash.com\/photo-1623122245120-7eef6faa39c6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMzl8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY0ODU2fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=3816&amp;h=3816&amp;fit=max 3816w,https:\/\/images.unsplash.com\/photo-1623122245120-7eef6faa39c6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMzl8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY0ODU2fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=3052&amp;h=3052&amp;fit=max 3052w,https:\/\/images.unsplash.com\/photo-1623122245120-7eef6faa39c6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMzl8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY0ODU2fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=2289&amp;h=2289&amp;fit=max 2289w,https:\/\/images.unsplash.com\/photo-1623122245120-7eef6faa39c6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMzl8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY0ODU2fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=1526&amp;h=1526&amp;fit=max 1526w,https:\/\/images.unsplash.com\/photo-1623122245120-7eef6faa39c6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMzl8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY0ODU2fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=763&amp;h=763&amp;fit=max 763w,https:\/\/images.unsplash.com\/photo-1623122245120-7eef6faa39c6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMzl8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY0ODU2fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=340&amp;h=340&amp;fit=max 340w\" sizes=\"(min-width: 1024px) 53vh, 119vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<div class=\"element-overlay-area\" style=\"background-color:rgba(0,0,0,0.5)\"><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:8.73786%;top:63.26861%;width:99.51456%;height:27.02265%;opacity:1\">\n<div id=\"anim-a542b7bd-9b8a-4719-8d36-4211a5b09e3a\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-0f06f967-39bc-4848-8ab4-1e6770458cb4\">\n<div class=\"fill\" style=\"background-color:rgba(216,33,33,0.3);will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:11.65049%;top:64.23948%;width:84.2233%;height:6.14887%;opacity:1\">\n<div id=\"anim-7ab4fcc7-4cd4-42e9-b66c-1088c6786ee1\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-1c5c77ff-9f46-41bb-94ee-db0d7e85d0d4\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(-113.83286%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" id=\"el-16824d39-6a2f-4539-b837-c71033529d43\">\n<h3 id=\"array\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:1.4602705106268008% 0;font-family:&quot;Anton&quot;,sans-serif;font-size:0.404531em;line-height:1.1;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #fff\">Array<\/span><\/span><\/h3>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:11.65049%;top:70.38835%;width:85.92233%;height:14.40129%;opacity:1\">\n<div id=\"anim-0e595b7b-bd5c-41a6-9857-f9fa6b232a19\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-e75e2797-8c3d-49a9-ac3e-d5c2184d2b64\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(-113.55933%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.5649717514124294% 0.5649717514124294% 0.5649717514124294% 0.5649717514124294% \/ 2.247191011235955% 2.247191011235955% 2.247191011235955% 2.247191011235955%\" id=\"el-376c4607-4394-4ea0-af70-96ae8749ba65\">\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.2030367231638418% 0;font-family:&quot;Roboto&quot;,sans-serif;font-size:0.323625em;line-height:1.1;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #fff\">Arrays are ordered collections with constant time access to elements. Solve questions like finding missing number, two sum, max subarray, etc.<\/span><\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:0;top:-6.6343%;width:42.96117%;height:9.54693%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-3914d932-3b6e-41f3-ae54-33dcbae2c183\">\n<div style=\"position:absolute;width:100.28252%;height:100%;left:-0.14126%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png\" alt=\"InterviewBit-White-2\" srcSet=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png 2130w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png 2048w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png 1536w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png 1024w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png 768w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png 300w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png 150w\" sizes=\"(min-width: 1024px) 19vh, 43vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:-0.72816%;top:55.50162%;width:17.47573%;height:7.60518%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:2.7777777777777777% 2.7777777777777777% 2.7777777777777777% 2.7777777777777777% \/ 4.25531914893617% 4.25531914893617% 4.25531914893617% 4.25531914893617%;background-clip:content-box;background-color:#000\" id=\"el-c4750916-2efd-4e0b-93d5-ef005727f00b\">\n<h1 id=\"1\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:-5.14583333333333% 0;font-family:&quot;Bungee&quot;,cursive;font-size:0.631068em;line-height:1.19;text-align:center;padding:5.555555555555555% 11.11111111111111%;color:#000000\"><span><span style=\"color: #ba2d2d\">1<\/span><\/span><\/h1>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:0;top:92.88026%;width:100%;height:3.8835%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.48543689320388345% 0.48543689320388345% 0.48543689320388345% 0.48543689320388345% \/ 8.333333333333332% 8.333333333333332% 8.333333333333332% 8.333333333333332%\" id=\"el-423bc2bf-407d-45de-98e6-2151c34e810c\">\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.9961165048543691% 0;font-family:&quot;Darker Grotesque&quot;,sans-serif;font-size:0.291262em;line-height:0.9;text-align:center;padding:0;color:#000000\"><span><span style=\"font-weight: 700; color: #fff\">Want to become an expert problem solver?<\/span><\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-page-outlink layout=\"nodisplay\"><a href=\"https:\/\/www.interviewbit.com\/courses\/programming\/?utm_source=ib&amp;utm_medium=webstories&amp;utm_campaign=10-must-know-data-structures-for-coding-interviews\" rel=\"\">Click here<\/a><\/amp-story-page-outlink><\/amp-story-page><amp-story-page id=\"75c1c2ce-769d-4443-b70f-bcb2941ea2fd\" auto-advance-after=\"7s\"><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-fa27db78-c27b-4405-b5db-94fa26e6a878\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":390,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-2b883884-4bbd-4de1-87b5-357591ae3154\",\"keyframes\":{\"transform\":[\"translate3d(-113.99417%, 0px, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":390,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-4bd25989-5cf4-4ef4-9e6e-d19cea938b2c\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":600,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-08d6ea70-4dcf-4a44-aaf8-f3f3607b1f7f\",\"keyframes\":{\"transform\":[\"translate3d(-113.44538%, 0px, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":600,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-20dd0a0b-803f-4293-a18c-8fe3e421b7c3\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":0,\"duration\":3000,\"easing\":\"cubic-bezier(0.4, 0.4, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#211f1e\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-3c04b95f-6267-4649-865f-859ac959cf24\">\n<div class=\"fill\" style=\"will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:-0.48544%;top:-9.38511%;width:172.81553%;height:89.80583%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-b7acd7aa-2e97-4eb7-b82d-86f6b67de56a\">\n<div style=\"position:absolute;width:116.92417%;height:100%;left:-8.46208%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/images.unsplash.com\/photo-1655897731395-530a59105b31?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMjV8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MDI0fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=6000&amp;h=4000&amp;fit=max\" alt=\"a man sitting on a couch with a laptop\" srcSet=\"https:\/\/images.unsplash.com\/photo-1655897731395-530a59105b31?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMjV8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MDI0fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=6000&amp;h=4000&amp;fit=max 6000w,https:\/\/images.unsplash.com\/photo-1655897731395-530a59105b31?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMjV8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MDI0fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=4800&amp;h=3200&amp;fit=max 4800w,https:\/\/images.unsplash.com\/photo-1655897731395-530a59105b31?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMjV8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MDI0fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=3600&amp;h=2400&amp;fit=max 3600w,https:\/\/images.unsplash.com\/photo-1655897731395-530a59105b31?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMjV8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MDI0fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=2400&amp;h=1600&amp;fit=max 2400w,https:\/\/images.unsplash.com\/photo-1655897731395-530a59105b31?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMjV8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MDI0fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=1200&amp;h=800&amp;fit=max 1200w,https:\/\/images.unsplash.com\/photo-1655897731395-530a59105b31?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMjV8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MDI0fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=340&amp;h=227&amp;fit=max 340w\" sizes=\"(min-width: 1024px) 78vh, 173vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<div class=\"element-overlay-area\" style=\"background-image:radial-gradient(ellipse 67% 67%, rgba(0,0,0,0) 0%, rgba(0,0,0,0.8) 100%)\"><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:8.73786%;top:63.26861%;width:99.51456%;height:27.02265%;opacity:1\">\n<div id=\"anim-20dd0a0b-803f-4293-a18c-8fe3e421b7c3\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-16b6120e-63d8-4c0f-ab37-038ad59a239c\">\n<div class=\"fill\" style=\"background-color:rgba(216,33,33,0.3);will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:0;top:-6.6343%;width:42.96117%;height:9.54693%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-20f20941-f03a-40bf-8214-adeae6fd5afd\">\n<div style=\"position:absolute;width:100.28252%;height:100%;left:-0.14126%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png\" alt=\"InterviewBit-White-2\" srcSet=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png 2130w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png 2048w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png 1536w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png 1024w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png 768w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png 300w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png 150w\" sizes=\"(min-width: 1024px) 19vh, 43vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:11.65049%;top:64.23948%;width:83.25243%;height:6.14887%;opacity:1\">\n<div id=\"anim-fa27db78-c27b-4405-b5db-94fa26e6a878\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-2b883884-4bbd-4de1-87b5-357591ae3154\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(-113.99417%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" id=\"el-ddeaa3b1-0889-4cbf-8368-cd1fac483beb\">\n<h3 id=\"string\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:1.477299904336734% 0;font-family:&quot;Anton&quot;,sans-serif;font-size:0.404531em;line-height:1.1;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #fff\">String<\/span><\/span><\/h3>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:11.65049%;top:70.38835%;width:86.65049%;height:14.40129%;opacity:1\">\n<div id=\"anim-4bd25989-5cf4-4ef4-9e6e-d19cea938b2c\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-08d6ea70-4dcf-4a44-aaf8-f3f3607b1f7f\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(-113.44538%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.5602240896358543% 0.5602240896358543% 0.5602240896358543% 0.5602240896358543% \/ 2.247191011235955% 2.247191011235955% 2.247191011235955% 2.247191011235955%\" id=\"el-2a1a0a5d-762d-4abc-905a-df6dbaaaace0\">\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.20133053221288513% 0;font-family:&quot;Roboto&quot;,sans-serif;font-size:0.323625em;line-height:1.1;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #fff\">Strings are character collections crucial for text processing, NLP, &amp; info retrieval. Solve tasks like reverse string, valid palindrome, longest substring, etc.<\/span><\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:-0.72816%;top:55.50162%;width:17.47573%;height:7.60518%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:2.7777777777777777% 2.7777777777777777% 2.7777777777777777% 2.7777777777777777% \/ 4.25531914893617% 4.25531914893617% 4.25531914893617% 4.25531914893617%;background-clip:content-box;background-color:#000\" id=\"el-d4b7fef1-847f-49c1-a8fc-9bc1537ed0ed\">\n<h1 id=\"2\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:-5.14583333333333% 0;font-family:&quot;Bungee&quot;,cursive;font-size:0.631068em;line-height:1.19;text-align:center;padding:5.555555555555555% 11.11111111111111%;color:#000000\"><span><span style=\"color: #ba2d2d\">2<\/span><\/span><\/h1>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:0;top:92.88026%;width:100%;height:3.8835%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.48543689320388345% 0.48543689320388345% 0.48543689320388345% 0.48543689320388345% \/ 8.333333333333332% 8.333333333333332% 8.333333333333332% 8.333333333333332%\" id=\"el-ca704e14-fe47-4738-850f-aab5167154c0\">\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.9961165048543691% 0;font-family:&quot;Darker Grotesque&quot;,sans-serif;font-size:0.291262em;line-height:0.9;text-align:center;padding:0;color:#000000\"><span><span style=\"font-weight: 700; color: #fff\">Want to become an expert problem solver?<\/span><\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-page-outlink layout=\"nodisplay\" cta-image=\"https:\/\/assets.interviewbit.com\/assets\/ib-logo-904db47f8d2208f21a168bfe4851e0fdcc041f2487b6a8ec0b181d3724dbd012.png.gz\"><a href=\"https:\/\/www.interviewbit.com\/courses\/programming\/?utm_source=ib&amp;utm_medium=webstories&amp;utm_campaign=10-must-know-data-structures-for-coding-interviews\" rel=\"\">Click here<\/a><\/amp-story-page-outlink><\/amp-story-page><amp-story-page id=\"e0d2c775-9d1d-4576-8419-40af1a6025dc\" auto-advance-after=\"7s\"><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-f74cb0a3-8f5a-4fb0-834b-4015b1d6a5b7\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":600,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-82136204-b0a6-4333-a883-309468dd859a\",\"keyframes\":{\"transform\":[\"translate3d(-114.12103%, 0px, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":600,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-5056c978-4309-4e09-8f4c-a2abf0deee79\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":390,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-0391d871-23fc-4623-869a-ca362af3111d\",\"keyframes\":{\"transform\":[\"translate3d(-113.83286%, 0px, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":390,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-6bc442d4-87d8-4ffd-99e1-f3f07b06d04e\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":0,\"duration\":3000,\"easing\":\"cubic-bezier(0.4, 0.4, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#211f1e\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-32fdacfb-01fc-4fe8-867d-8ed59ceafdd1\">\n<div class=\"fill\" style=\"will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.2233%;width:159.70874%;height:89.64401%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-738fc073-bb68-4e47-841e-254ead731076\">\n<div style=\"position:absolute;width:126.29179%;height:100%;left:-13.14589%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/images.unsplash.com\/photo-1601933973706-34bd411ffd67?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNXx8bWFuJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2OTQ1OTQ2MzR8MA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=6324&amp;h=4216&amp;fit=max\" alt=\"man in black and white plaid dress shirt using silver macbook\" srcSet=\"https:\/\/images.unsplash.com\/photo-1601933973706-34bd411ffd67?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNXx8bWFuJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2OTQ1OTQ2MzR8MA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=6324&amp;h=4216&amp;fit=max 6324w,https:\/\/images.unsplash.com\/photo-1601933973706-34bd411ffd67?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNXx8bWFuJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2OTQ1OTQ2MzR8MA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=5059&amp;h=3373&amp;fit=max 5059w,https:\/\/images.unsplash.com\/photo-1601933973706-34bd411ffd67?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNXx8bWFuJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2OTQ1OTQ2MzR8MA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=3794&amp;h=2529&amp;fit=max 3794w,https:\/\/images.unsplash.com\/photo-1601933973706-34bd411ffd67?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNXx8bWFuJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2OTQ1OTQ2MzR8MA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=2529&amp;h=1686&amp;fit=max 2529w,https:\/\/images.unsplash.com\/photo-1601933973706-34bd411ffd67?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNXx8bWFuJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2OTQ1OTQ2MzR8MA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=1264&amp;h=843&amp;fit=max 1264w,https:\/\/images.unsplash.com\/photo-1601933973706-34bd411ffd67?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNXx8bWFuJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2OTQ1OTQ2MzR8MA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=340&amp;h=227&amp;fit=max 340w\" sizes=\"(min-width: 1024px) 72vh, 160vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<div class=\"element-overlay-area\" style=\"background-image:radial-gradient(ellipse 67% 67%, rgba(0,0,0,0) 0%, rgba(0,0,0,0.7) 100%)\"><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:8.73786%;top:63.26861%;width:99.51456%;height:27.02265%;opacity:1\">\n<div id=\"anim-6bc442d4-87d8-4ffd-99e1-f3f07b06d04e\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-b4eef4c1-9c66-4ca5-91f5-f1876b0aa322\">\n<div class=\"fill\" style=\"background-color:rgba(216,33,33,0.3);will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:0;top:-6.6343%;width:42.96117%;height:9.54693%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-7c91e55c-be4b-470e-8e4b-fa720e2846f5\">\n<div style=\"position:absolute;width:100.28252%;height:100%;left:-0.14126%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png\" alt=\"InterviewBit-White-2\" srcSet=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png 2130w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png 2048w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png 1536w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png 1024w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png 768w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png 300w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png 150w\" sizes=\"(min-width: 1024px) 19vh, 43vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:11.8932%;top:70.22654%;width:84.2233%;height:14.40129%;opacity:1\">\n<div id=\"anim-f74cb0a3-8f5a-4fb0-834b-4015b1d6a5b7\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-82136204-b0a6-4333-a883-309468dd859a\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(-114.12103%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.5763688760806917% 0.5763688760806917% 0.5763688760806917% 0.5763688760806917% \/ 2.247191011235955% 2.247191011235955% 2.247191011235955% 2.247191011235955%\" id=\"el-2907571c-b725-43b3-8110-8ac3b2b22240\">\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.20713256484149856% 0;font-family:&quot;Roboto&quot;,sans-serif;font-size:0.323625em;line-height:1.1;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #fff\">LIFO data structures, useful for memory allocation and syntax parsing. Solve tasks like parentheses validation, min stack, simplifying path, and more.<\/span><\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:11.65049%;top:64.23948%;width:84.2233%;height:6.14887%;opacity:1\">\n<div id=\"anim-5056c978-4309-4e09-8f4c-a2abf0deee79\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-0391d871-23fc-4623-869a-ca362af3111d\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(-113.83286%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" id=\"el-b5941f24-be45-4a92-9b2b-557b9a43f1e1\">\n<h3 id=\"stacks\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:1.4602705106268008% 0;font-family:&quot;Anton&quot;,sans-serif;font-size:0.404531em;line-height:1.1;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #fff\">Stacks<\/span><\/span><\/h3>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:-0.72816%;top:55.50162%;width:17.47573%;height:7.60518%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:2.7777777777777777% 2.7777777777777777% 2.7777777777777777% 2.7777777777777777% \/ 4.25531914893617% 4.25531914893617% 4.25531914893617% 4.25531914893617%;background-clip:content-box;background-color:#000\" id=\"el-7094c8a0-6223-4b83-87c2-9b2637334b0b\">\n<h1 id=\"3\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:-5.14583333333333% 0;font-family:&quot;Bungee&quot;,cursive;font-size:0.631068em;line-height:1.19;text-align:center;padding:5.555555555555555% 11.11111111111111%;color:#000000\"><span><span style=\"color: #ba2d2d\">3<\/span><\/span><\/h1>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:0;top:92.88026%;width:100%;height:3.8835%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.48543689320388345% 0.48543689320388345% 0.48543689320388345% 0.48543689320388345% \/ 8.333333333333332% 8.333333333333332% 8.333333333333332% 8.333333333333332%\" id=\"el-abc4bc83-98d6-47f3-b334-f881e4d3d1df\">\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.9961165048543691% 0;font-family:&quot;Darker Grotesque&quot;,sans-serif;font-size:0.291262em;line-height:0.9;text-align:center;padding:0;color:#000000\"><span><span style=\"font-weight: 700; color: #fff\">Want to become an expert problem solver?<\/span><\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-page-outlink layout=\"nodisplay\" cta-image=\"https:\/\/assets.interviewbit.com\/assets\/ib-logo-904db47f8d2208f21a168bfe4851e0fdcc041f2487b6a8ec0b181d3724dbd012.png.gz\"><a href=\"https:\/\/www.interviewbit.com\/courses\/programming\/?utm_source=ib&amp;utm_medium=webstories&amp;utm_campaign=10-must-know-data-structures-for-coding-interviews\" rel=\"\">Click here<\/a><\/amp-story-page-outlink><\/amp-story-page><amp-story-page id=\"250a0549-fa93-4903-b0f6-c809c3e3be0c\" auto-advance-after=\"7s\"><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-a06d31ce-90e0-4ad5-bd3f-93ff071a6782\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":600,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-b03ab1d5-94f3-4713-9859-514cc43d7f46\",\"keyframes\":{\"transform\":[\"translate3d(-113.88102%, 0px, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":600,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-410500d8-d315-4756-ae72-b339229cfd7d\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":390,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-ea01f7c9-f8ca-40df-9e86-24406eb5ccca\",\"keyframes\":{\"transform\":[\"translate3d(-113.83286%, 0px, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":390,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-bd48d42c-6575-4d8c-9267-95a86af7760e\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":0,\"duration\":3000,\"easing\":\"cubic-bezier(0.4, 0.4, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#211f1e\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-c60dd254-8f78-4fed-890d-fac5138d7b96\">\n<div class=\"fill\" style=\"will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:-0.72816%;top:-9.2233%;width:142.23301%;height:90.12945%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-6da8f35f-011a-4db4-99ea-af283f8d3fdb\">\n<div style=\"position:absolute;width:126.73493%;height:100%;left:-13.36746%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/images.unsplash.com\/photo-1531535807748-218331acbcb4?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyNzR8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MTI2fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=5184&amp;h=3888&amp;fit=max\" alt=\"two smiling women starring on silver MacBook inside well-lit room\" srcSet=\"https:\/\/images.unsplash.com\/photo-1531535807748-218331acbcb4?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyNzR8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MTI2fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=5184&amp;h=3888&amp;fit=max 5184w,https:\/\/images.unsplash.com\/photo-1531535807748-218331acbcb4?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyNzR8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MTI2fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=4147&amp;h=3110&amp;fit=max 4147w,https:\/\/images.unsplash.com\/photo-1531535807748-218331acbcb4?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyNzR8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MTI2fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=3110&amp;h=2333&amp;fit=max 3110w,https:\/\/images.unsplash.com\/photo-1531535807748-218331acbcb4?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyNzR8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MTI2fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=2073&amp;h=1555&amp;fit=max 2073w,https:\/\/images.unsplash.com\/photo-1531535807748-218331acbcb4?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyNzR8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MTI2fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=1036&amp;h=777&amp;fit=max 1036w,https:\/\/images.unsplash.com\/photo-1531535807748-218331acbcb4?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyNzR8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MTI2fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=340&amp;h=255&amp;fit=max 340w\" sizes=\"(min-width: 1024px) 64vh, 142vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<div class=\"element-overlay-area\" style=\"background-image:radial-gradient(ellipse 67% 67%, rgba(0,0,0,0) 0%, rgba(0,0,0,0.8) 100%)\"><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:8.73786%;top:63.26861%;width:99.51456%;height:27.02265%;opacity:1\">\n<div id=\"anim-bd48d42c-6575-4d8c-9267-95a86af7760e\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-6e7a22b4-698c-478a-b1e5-458489f89118\">\n<div class=\"fill\" style=\"background-color:rgba(216,33,33,0.3);will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:0;top:-6.79612%;width:42.96117%;height:9.54693%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-8f05227a-9150-40e9-a027-de187488aa0d\">\n<div style=\"position:absolute;width:100.28252%;height:100%;left:-0.14126%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png\" alt=\"InterviewBit-White-2\" srcSet=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png 2130w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png 2048w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png 1536w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png 1024w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png 768w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png 300w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png 150w\" sizes=\"(min-width: 1024px) 19vh, 43vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:11.8932%;top:70.55016%;width:85.67961%;height:18.12298%;opacity:1\">\n<div id=\"anim-a06d31ce-90e0-4ad5-bd3f-93ff071a6782\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-b03ab1d5-94f3-4713-9859-514cc43d7f46\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(-113.88102%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.56657223796034% 0.56657223796034% 0.56657223796034% 0.56657223796034% \/ 1.7857142857142856% 1.7857142857142856% 1.7857142857142856% 1.7857142857142856%\" id=\"el-4e57ec7b-320a-4e89-9177-234d57ab21ef\">\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.20361189801699717% 0;font-family:&quot;Roboto&quot;,sans-serif;font-size:0.323625em;line-height:1.1;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #fff\">FIFO structures for orderly storage. Enqueue &amp; dequeue operations suit OS, message systems, &amp; web servers. Solve tasks like implementing stack, design circular queue, &amp; more.<\/span><\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:11.65049%;top:64.23948%;width:84.2233%;height:6.14887%;opacity:1\">\n<div id=\"anim-410500d8-d315-4756-ae72-b339229cfd7d\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-ea01f7c9-f8ca-40df-9e86-24406eb5ccca\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(-113.83286%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" id=\"el-d5786d6a-6f75-47ab-82f4-90095b99dd4f\">\n<h3 id=\"queues\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:1.4602705106268008% 0;font-family:&quot;Anton&quot;,sans-serif;font-size:0.404531em;line-height:1.1;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #fff\">Queues<\/span><\/span><\/h3>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:-0.72816%;top:55.50162%;width:17.47573%;height:7.60518%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:2.7777777777777777% 2.7777777777777777% 2.7777777777777777% 2.7777777777777777% \/ 4.25531914893617% 4.25531914893617% 4.25531914893617% 4.25531914893617%;background-clip:content-box;background-color:#000\" id=\"el-fb1183e9-685d-4ecf-920f-cfff728c5665\">\n<h1 id=\"4\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:-5.14583333333333% 0;font-family:&quot;Bungee&quot;,cursive;font-size:0.631068em;line-height:1.19;text-align:center;padding:5.555555555555555% 11.11111111111111%;color:#000000\"><span><span style=\"color: #ba2d2d\">4<\/span><\/span><\/h1>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:0;top:92.88026%;width:100%;height:3.8835%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.48543689320388345% 0.48543689320388345% 0.48543689320388345% 0.48543689320388345% \/ 8.333333333333332% 8.333333333333332% 8.333333333333332% 8.333333333333332%\" id=\"el-312c485d-ce93-44d8-ac33-40b830034f52\">\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.9961165048543691% 0;font-family:&quot;Darker Grotesque&quot;,sans-serif;font-size:0.291262em;line-height:0.9;text-align:center;padding:0;color:#000000\"><span><span style=\"font-weight: 700; color: #fff\">Want to become an expert problem solver?<\/span><\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-page-outlink layout=\"nodisplay\"><a href=\"https:\/\/www.interviewbit.com\/courses\/programming\/?utm_source=ib&amp;utm_medium=webstories&amp;utm_campaign=10-must-know-data-structures-for-coding-interviews\" rel=\"\">Click here<\/a><\/amp-story-page-outlink><\/amp-story-page><amp-story-page id=\"9bafc22e-82a6-473d-a84d-1f11067cf3ab\" auto-advance-after=\"7s\"><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-8aafaf90-2180-4880-aa0f-48611cb6fa9f\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":600,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-c9f12edf-5a93-4499-af94-f4ac4f4cb9d5\",\"keyframes\":{\"transform\":[\"translate3d(-114.12103%, 0px, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":600,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-40a5b65f-42d9-4de8-97e4-1600cd18893a\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":390,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-79ad8bde-4c4c-4d13-860b-bfcff2963147\",\"keyframes\":{\"transform\":[\"translate3d(-113.83286%, 0px, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":390,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-1a1c4e63-83b4-4d56-836d-d9e0bb72a262\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":0,\"duration\":3000,\"easing\":\"cubic-bezier(0.4, 0.4, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#211f1e\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-abedbc9d-33fa-4eb9-9eef-b0676fcd6236\">\n<div class=\"fill\" style=\"will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:-0.48544%;top:-9.38511%;width:104.61165%;height:89.80583%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-91459480-a70f-4085-b14f-85fb81bba3fd\">\n<div style=\"position:absolute;width:100%;height:116.32212%;left:0%;top:-8.16106%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/images.unsplash.com\/photo-1573496773490-9c1ba7d580f0?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNTF8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1Mzg4fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=3780&amp;h=5662&amp;fit=max\" alt=\"sitting woman using laptop computer\" srcSet=\"https:\/\/images.unsplash.com\/photo-1573496773490-9c1ba7d580f0?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNTF8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1Mzg4fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=3780&amp;h=5662&amp;fit=max 3780w,https:\/\/images.unsplash.com\/photo-1573496773490-9c1ba7d580f0?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNTF8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1Mzg4fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=3024&amp;h=4530&amp;fit=max 3024w,https:\/\/images.unsplash.com\/photo-1573496773490-9c1ba7d580f0?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNTF8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1Mzg4fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=2268&amp;h=3397&amp;fit=max 2268w,https:\/\/images.unsplash.com\/photo-1573496773490-9c1ba7d580f0?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNTF8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1Mzg4fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=1512&amp;h=2265&amp;fit=max 1512w,https:\/\/images.unsplash.com\/photo-1573496773490-9c1ba7d580f0?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNTF8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1Mzg4fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=756&amp;h=1132&amp;fit=max 756w,https:\/\/images.unsplash.com\/photo-1573496773490-9c1ba7d580f0?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNTF8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1Mzg4fDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=340&amp;h=509&amp;fit=max 340w\" sizes=\"(min-width: 1024px) 47vh, 105vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<div class=\"element-overlay-area\" style=\"background-color:rgba(0,0,0,0.5)\"><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:8.73786%;top:63.26861%;width:99.51456%;height:27.02265%;opacity:1\">\n<div id=\"anim-1a1c4e63-83b4-4d56-836d-d9e0bb72a262\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-61b97ff1-af1b-433c-bf52-6552d510f5e9\">\n<div class=\"fill\" style=\"background-color:rgba(216,33,33,0.3);will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:0;top:-6.79612%;width:42.96117%;height:9.54693%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-3a4f4b95-3f74-49fe-b8d4-caaea80b1fb8\">\n<div style=\"position:absolute;width:100.28252%;height:100%;left:-0.14126%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png\" alt=\"InterviewBit-White-2\" srcSet=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png 2130w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png 2048w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png 1536w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png 1024w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png 768w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png 300w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png 150w\" sizes=\"(min-width: 1024px) 19vh, 43vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:11.8932%;top:70.22654%;width:84.2233%;height:14.40129%;opacity:1\">\n<div id=\"anim-8aafaf90-2180-4880-aa0f-48611cb6fa9f\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-c9f12edf-5a93-4499-af94-f4ac4f4cb9d5\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(-114.12103%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.5763688760806917% 0.5763688760806917% 0.5763688760806917% 0.5763688760806917% \/ 2.247191011235955% 2.247191011235955% 2.247191011235955% 2.247191011235955%\" id=\"el-4e2bdbae-369b-47ad-82c6-76f1c013269b\">\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.20713256484149856% 0;font-family:&quot;Roboto&quot;,sans-serif;font-size:0.323625em;line-height:1.1;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #fff\">Dynamic nodes for variable data. Perfect for managing data sizes. Tasks like reversing and merging lists are common.<\/span><\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:11.65049%;top:64.23948%;width:84.2233%;height:6.14887%;opacity:1\">\n<div id=\"anim-40a5b65f-42d9-4de8-97e4-1600cd18893a\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-79ad8bde-4c4c-4d13-860b-bfcff2963147\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(-113.83286%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" id=\"el-c1ec6b95-af10-4e73-9460-cbce1da37f44\">\n<h3 id=\"linked-list\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:1.4602705106268008% 0;font-family:&quot;Anton&quot;,sans-serif;font-size:0.404531em;line-height:1.1;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #fff\">Linked List<\/span><\/span><\/h3>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:-0.72816%;top:55.50162%;width:17.47573%;height:7.60518%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:2.7777777777777777% 2.7777777777777777% 2.7777777777777777% 2.7777777777777777% \/ 4.25531914893617% 4.25531914893617% 4.25531914893617% 4.25531914893617%;background-clip:content-box;background-color:#000\" id=\"el-79c99daa-cb21-4557-afe9-de9a6fcd01b3\">\n<h1 id=\"5\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:-5.14583333333333% 0;font-family:&quot;Bungee&quot;,cursive;font-size:0.631068em;line-height:1.19;text-align:center;padding:5.555555555555555% 11.11111111111111%;color:#000000\"><span><span style=\"color: #ba2d2d\">5<\/span><\/span><\/h1>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:0;top:92.88026%;width:100%;height:3.8835%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.48543689320388345% 0.48543689320388345% 0.48543689320388345% 0.48543689320388345% \/ 8.333333333333332% 8.333333333333332% 8.333333333333332% 8.333333333333332%\" id=\"el-5679154a-0457-43b3-8a4c-8149c420f242\">\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.9961165048543691% 0;font-family:&quot;Darker Grotesque&quot;,sans-serif;font-size:0.291262em;line-height:0.9;text-align:center;padding:0;color:#000000\"><span><span style=\"font-weight: 700; color: #fff\">Want to become an expert problem solver?<\/span><\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-page-outlink layout=\"nodisplay\" cta-image=\"https:\/\/assets.interviewbit.com\/assets\/ib-logo-904db47f8d2208f21a168bfe4851e0fdcc041f2487b6a8ec0b181d3724dbd012.png.gz\"><a href=\"https:\/\/www.interviewbit.com\/courses\/programming\/?utm_source=ib&amp;utm_medium=webstories&amp;utm_campaign=10-must-know-data-structures-for-coding-interviews\" rel=\"\">Click here<\/a><\/amp-story-page-outlink><\/amp-story-page><amp-story-page id=\"8f991515-4cef-4c94-b169-0160b442ce18\" auto-advance-after=\"7s\"><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-1ed9502c-ed90-4542-93d9-2ed05d5fe5e5\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":600,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-fe87db96-d6e0-4bf8-b8e0-2e803507ebdb\",\"keyframes\":{\"transform\":[\"translate3d(-114.40922%, 0px, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":600,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-8ec8aa79-1ea5-4053-a500-be88e4ebb049\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":390,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-76bb49ef-4c5c-4af2-82d0-c26388283561\",\"keyframes\":{\"transform\":[\"translate3d(-113.83286%, 0px, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":390,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-86dcbd36-96a7-43f6-aca7-8ecc34f01261\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":0,\"duration\":3000,\"easing\":\"cubic-bezier(0.4, 0.4, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#211f1e\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-ce0a6c75-4a9a-41cf-847c-6cb02faeaf1a\">\n<div class=\"fill\" style=\"will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-10.03236%;width:112.13592%;height:90.12945%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-24a933d0-ea13-4444-a931-c5264aeff05d\">\n<div style=\"position:absolute;width:100%;height:124.35434%;left:0%;top:-12.17717%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/images.unsplash.com\/photo-1600194991511-4181a2a9bc7c?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw5fHxwZXJzb24lMjB3aXRoJTIwbGFwdG9wfGVufDB8fHx8MTY4OTk0Mjk5OXww&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=4002&amp;h=6000&amp;fit=max\" alt=\"woman in white shirt using laptop\" srcSet=\"https:\/\/images.unsplash.com\/photo-1600194991511-4181a2a9bc7c?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw5fHxwZXJzb24lMjB3aXRoJTIwbGFwdG9wfGVufDB8fHx8MTY4OTk0Mjk5OXww&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=4002&amp;h=6000&amp;fit=max 4002w,https:\/\/images.unsplash.com\/photo-1600194991511-4181a2a9bc7c?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw5fHxwZXJzb24lMjB3aXRoJTIwbGFwdG9wfGVufDB8fHx8MTY4OTk0Mjk5OXww&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=3201&amp;h=4799&amp;fit=max 3201w,https:\/\/images.unsplash.com\/photo-1600194991511-4181a2a9bc7c?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw5fHxwZXJzb24lMjB3aXRoJTIwbGFwdG9wfGVufDB8fHx8MTY4OTk0Mjk5OXww&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=2401&amp;h=3600&amp;fit=max 2401w,https:\/\/images.unsplash.com\/photo-1600194991511-4181a2a9bc7c?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw5fHxwZXJzb24lMjB3aXRoJTIwbGFwdG9wfGVufDB8fHx8MTY4OTk0Mjk5OXww&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=1600&amp;h=2399&amp;fit=max 1600w,https:\/\/images.unsplash.com\/photo-1600194991511-4181a2a9bc7c?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw5fHxwZXJzb24lMjB3aXRoJTIwbGFwdG9wfGVufDB8fHx8MTY4OTk0Mjk5OXww&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=800&amp;h=1199&amp;fit=max 800w,https:\/\/images.unsplash.com\/photo-1600194991511-4181a2a9bc7c?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw5fHxwZXJzb24lMjB3aXRoJTIwbGFwdG9wfGVufDB8fHx8MTY4OTk0Mjk5OXww&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=340&amp;h=510&amp;fit=max 340w\" sizes=\"(min-width: 1024px) 50vh, 112vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<div class=\"element-overlay-area\" style=\"background-image:radial-gradient(ellipse 67% 67%, rgba(0,0,0,0) 0%, rgba(0,0,0,0.9) 100%)\"><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:8.73786%;top:63.26861%;width:99.51456%;height:27.02265%;opacity:1\">\n<div id=\"anim-86dcbd36-96a7-43f6-aca7-8ecc34f01261\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-57be2f36-a9c9-4d59-90ca-a4ff51e21315\">\n<div class=\"fill\" style=\"background-color:rgba(216,33,33,0.3);will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:0;top:-6.79612%;width:42.96117%;height:9.54693%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-14b971ae-c50d-4e9b-bb21-7726c0eab91e\">\n<div style=\"position:absolute;width:100.28252%;height:100%;left:-0.14126%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png\" alt=\"InterviewBit-White-2\" srcSet=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png 2130w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png 2048w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png 1536w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png 1024w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png 768w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png 300w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png 150w\" sizes=\"(min-width: 1024px) 19vh, 43vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:12.13592%;top:70.22654%;width:84.2233%;height:14.40129%;opacity:1\">\n<div id=\"anim-1ed9502c-ed90-4542-93d9-2ed05d5fe5e5\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-fe87db96-d6e0-4bf8-b8e0-2e803507ebdb\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(-114.40922%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.5763688760806917% 0.5763688760806917% 0.5763688760806917% 0.5763688760806917% \/ 2.247191011235955% 2.247191011235955% 2.247191011235955% 2.247191011235955%\" id=\"el-0dd2df48-22df-449f-9abb-696c5c8502e6\">\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.20713256484149856% 0;font-family:&quot;Roboto&quot;,sans-serif;font-size:0.323625em;line-height:1.1;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #fff\">Hierarchical structures for relationships, searching, and sorting. Solve tasks involving tree depth, validation, and traversal.<\/span><\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:11.65049%;top:64.23948%;width:84.2233%;height:6.14887%;opacity:1\">\n<div id=\"anim-8ec8aa79-1ea5-4053-a500-be88e4ebb049\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-76bb49ef-4c5c-4af2-82d0-c26388283561\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(-113.83286%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" id=\"el-d68353dc-dc0f-4bad-b171-ef95a4f52165\">\n<h3 id=\"trees\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:1.4602705106268008% 0;font-family:&quot;Anton&quot;,sans-serif;font-size:0.404531em;line-height:1.1;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #fff\">Trees<\/span><\/span><\/h3>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:-0.72816%;top:55.50162%;width:17.47573%;height:7.60518%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:2.7777777777777777% 2.7777777777777777% 2.7777777777777777% 2.7777777777777777% \/ 4.25531914893617% 4.25531914893617% 4.25531914893617% 4.25531914893617%;background-clip:content-box;background-color:#000\" id=\"el-47ad4ce5-c002-4df2-a038-25563bc9871e\">\n<h1 id=\"6\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:-5.14583333333333% 0;font-family:&quot;Bungee&quot;,cursive;font-size:0.631068em;line-height:1.19;text-align:center;padding:5.555555555555555% 11.11111111111111%;color:#000000\"><span><span style=\"color: #ba2d2d\">6<\/span><\/span><\/h1>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:0;top:92.88026%;width:100%;height:3.8835%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.48543689320388345% 0.48543689320388345% 0.48543689320388345% 0.48543689320388345% \/ 8.333333333333332% 8.333333333333332% 8.333333333333332% 8.333333333333332%\" id=\"el-f8aaf2ff-c38c-4b8b-a0ad-8a2fbd216f86\">\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.9961165048543691% 0;font-family:&quot;Darker Grotesque&quot;,sans-serif;font-size:0.291262em;line-height:0.9;text-align:center;padding:0;color:#000000\"><span><span style=\"font-weight: 700; color: #fff\">Want to become an expert problem solver?<\/span><\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-page-outlink layout=\"nodisplay\" cta-image=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2022\/01\/SQL-Commands-2048x1000.png\"><a href=\"https:\/\/www.interviewbit.com\/courses\/programming\/?utm_source=ib&amp;utm_medium=webstories&amp;utm_campaign=10-must-know-data-structures-for-coding-interviews\" rel=\"\">Click here<\/a><\/amp-story-page-outlink><\/amp-story-page><amp-story-page id=\"ac2a7716-6abe-47ec-89eb-cf2dcfc926e1\" auto-advance-after=\"7s\"><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-d6cd6785-0e2f-4675-8362-246bb1e5a42f\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":600,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-287ffb81-9a9a-4a31-9f1f-aa962c5982e2\",\"keyframes\":{\"transform\":[\"translate3d(-113.83286%, 0px, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":600,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-1cb7b7de-92af-4f54-b82a-5fe59240a0bd\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":390,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-afce5a71-179b-49ca-9c5e-bcefc069e2bb\",\"keyframes\":{\"transform\":[\"translate3d(-113.83286%, 0px, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":390,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-2439dd51-1b41-43df-b1f0-7612ace30623\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":0,\"duration\":3000,\"easing\":\"cubic-bezier(0.4, 0.4, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#211f1e\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-1b2e0340-a7f6-45f9-a8de-c6bc20f2650e\">\n<div class=\"fill\" style=\"will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:-1.21359%;top:-9.2233%;width:110.92233%;height:89.4822%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-b079f187-1742-434c-9e47-39200b87e798\">\n<div style=\"position:absolute;width:100%;height:123.96022%;left:0%;top:-11.98011%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/images.unsplash.com\/photo-1598257006408-538c27529235?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODk5NDMwNzF8MA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=4376&amp;h=6564&amp;fit=max\" alt=\"woman in black blazer using macbook\" srcSet=\"https:\/\/images.unsplash.com\/photo-1598257006408-538c27529235?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODk5NDMwNzF8MA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=4376&amp;h=6564&amp;fit=max 4376w,https:\/\/images.unsplash.com\/photo-1598257006408-538c27529235?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODk5NDMwNzF8MA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=3500&amp;h=5250&amp;fit=max 3500w,https:\/\/images.unsplash.com\/photo-1598257006408-538c27529235?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODk5NDMwNzF8MA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=2625&amp;h=3938&amp;fit=max 2625w,https:\/\/images.unsplash.com\/photo-1598257006408-538c27529235?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODk5NDMwNzF8MA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=1750&amp;h=2625&amp;fit=max 1750w,https:\/\/images.unsplash.com\/photo-1598257006408-538c27529235?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODk5NDMwNzF8MA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=875&amp;h=1313&amp;fit=max 875w,https:\/\/images.unsplash.com\/photo-1598257006408-538c27529235?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODk5NDMwNzF8MA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=340&amp;h=510&amp;fit=max 340w\" sizes=\"(min-width: 1024px) 50vh, 111vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<div class=\"element-overlay-area\" style=\"background-image:radial-gradient(ellipse 67% 67%, rgba(0,0,0,0) 0%, rgba(0,0,0,0.8) 100%)\"><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:8.73786%;top:63.26861%;width:99.51456%;height:27.02265%;opacity:1\">\n<div id=\"anim-2439dd51-1b41-43df-b1f0-7612ace30623\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-4b4d53c1-5d50-40e0-a37d-4ab62e2d7b4e\">\n<div class=\"fill\" style=\"background-color:rgba(216,33,33,0.3);will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:0;top:-6.79612%;width:42.96117%;height:9.54693%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-65d3d014-dd94-4a5c-87df-a701e821016b\">\n<div style=\"position:absolute;width:100.28252%;height:100%;left:-0.14126%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png\" alt=\"InterviewBit-White-2\" srcSet=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png 2130w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png 2048w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png 1536w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png 1024w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png 768w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png 300w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png 150w\" sizes=\"(min-width: 1024px) 19vh, 43vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:11.65049%;top:70.38835%;width:84.2233%;height:14.40129%;opacity:1\">\n<div id=\"anim-d6cd6785-0e2f-4675-8362-246bb1e5a42f\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-287ffb81-9a9a-4a31-9f1f-aa962c5982e2\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(-113.83286%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.5763688760806917% 0.5763688760806917% 0.5763688760806917% 0.5763688760806917% \/ 2.247191011235955% 2.247191011235955% 2.247191011235955% 2.247191011235955%\" id=\"el-70f8d7ca-cdf1-4889-9001-e5c9749ce34d\">\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.20713256484149856% 0;font-family:&quot;Roboto&quot;,sans-serif;font-size:0.323625em;line-height:1.1;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #fff\">Binary tree-based structures for priority queues. Solve tasks like finding largest elements, merging sorting lists, sorting characters by frequency, and more.<\/span><\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:11.65049%;top:64.23948%;width:84.2233%;height:6.14887%;opacity:1\">\n<div id=\"anim-1cb7b7de-92af-4f54-b82a-5fe59240a0bd\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-afce5a71-179b-49ca-9c5e-bcefc069e2bb\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(-113.83286%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" id=\"el-d3734691-e338-4687-a283-95e35713b5cb\">\n<h3 id=\"heaps\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:1.4602705106268008% 0;font-family:&quot;Anton&quot;,sans-serif;font-size:0.404531em;line-height:1.1;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #fff\">Heaps<\/span><\/span><\/h3>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:-0.72816%;top:55.50162%;width:17.47573%;height:7.60518%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:2.7777777777777777% 2.7777777777777777% 2.7777777777777777% 2.7777777777777777% \/ 4.25531914893617% 4.25531914893617% 4.25531914893617% 4.25531914893617%;background-clip:content-box;background-color:#000\" id=\"el-17ee718a-3eb6-4097-a286-b381812f9ab0\">\n<h1 id=\"7\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:-5.14583333333333% 0;font-family:&quot;Bungee&quot;,cursive;font-size:0.631068em;line-height:1.19;text-align:center;padding:5.555555555555555% 11.11111111111111%;color:#000000\"><span><span style=\"color: #ba2d2d\">7<\/span><\/span><\/h1>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:0;top:92.88026%;width:100%;height:3.8835%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.48543689320388345% 0.48543689320388345% 0.48543689320388345% 0.48543689320388345% \/ 8.333333333333332% 8.333333333333332% 8.333333333333332% 8.333333333333332%\" id=\"el-b9c2234f-3be4-44c7-9252-a3511c3dd298\">\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.9961165048543691% 0;font-family:&quot;Darker Grotesque&quot;,sans-serif;font-size:0.291262em;line-height:0.9;text-align:center;padding:0;color:#000000\"><span><span style=\"font-weight: 700; color: #fff\">Want to become an expert problem solver?<\/span><\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-page-outlink layout=\"nodisplay\" cta-image=\"https:\/\/assets.interviewbit.com\/assets\/ib-logo-904db47f8d2208f21a168bfe4851e0fdcc041f2487b6a8ec0b181d3724dbd012.png.gz\"><a href=\"https:\/\/www.interviewbit.com\/courses\/programming\/?utm_source=ib&amp;utm_medium=webstories&amp;utm_campaign=10-must-know-data-structures-for-coding-interviews\" rel=\"\">Click here<\/a><\/amp-story-page-outlink><\/amp-story-page><amp-story-page id=\"c98e636f-65b9-4a2c-b88e-60d2cc78c3fc\" auto-advance-after=\"7s\"><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-3df5a913-7b19-4647-bb99-f705bd202339\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":600,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-0e0b7649-819d-4a98-ad3a-2eaf18ee5eff\",\"keyframes\":{\"transform\":[\"translate3d(-113.83286%, 0px, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":600,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-a1a40d8c-42d8-4c0b-b637-5f0f0b727386\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":390,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-899a5eca-2346-4c6d-9c79-aab9549bff16\",\"keyframes\":{\"transform\":[\"translate3d(-113.83286%, 0px, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":390,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-d95aa250-f779-4cf9-a935-0881b635a77f\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":0,\"duration\":3000,\"easing\":\"cubic-bezier(0.4, 0.4, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#211f1e\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-6b837d9b-35a7-4968-94ac-e193ff5b6616\">\n<div class=\"fill\" style=\"will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.38511%;width:149.02913%;height:89.64401%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-ed7bdbda-769c-451e-88f7-b8fd8398225d\">\n<div style=\"position:absolute;width:135.34201%;height:100%;left:-17.67101%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/images.unsplash.com\/photo-1555421689-3f034debb7a6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw0Nnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODg0NzM0MzF8MA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=5466&amp;h=3644&amp;fit=max\" alt=\"men&#x27;s blue collared top near silver MacBook\" srcSet=\"https:\/\/images.unsplash.com\/photo-1555421689-3f034debb7a6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw0Nnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODg0NzM0MzF8MA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=5466&amp;h=3644&amp;fit=max 5466w,https:\/\/images.unsplash.com\/photo-1555421689-3f034debb7a6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw0Nnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODg0NzM0MzF8MA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=4372&amp;h=2915&amp;fit=max 4372w,https:\/\/images.unsplash.com\/photo-1555421689-3f034debb7a6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw0Nnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODg0NzM0MzF8MA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=3279&amp;h=2186&amp;fit=max 3279w,https:\/\/images.unsplash.com\/photo-1555421689-3f034debb7a6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw0Nnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODg0NzM0MzF8MA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=2186&amp;h=1457&amp;fit=max 2186w,https:\/\/images.unsplash.com\/photo-1555421689-3f034debb7a6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw0Nnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODg0NzM0MzF8MA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=1093&amp;h=729&amp;fit=max 1093w,https:\/\/images.unsplash.com\/photo-1555421689-3f034debb7a6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw0Nnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODg0NzM0MzF8MA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=340&amp;h=227&amp;fit=max 340w\" sizes=\"(min-width: 1024px) 67vh, 149vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<div class=\"element-overlay-area\" style=\"background-image:radial-gradient(ellipse 67% 67%, rgba(0,0,0,0) 0%, rgba(0,0,0,0.9) 100%)\"><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:8.73786%;top:63.26861%;width:99.51456%;height:27.02265%;opacity:1\">\n<div id=\"anim-d95aa250-f779-4cf9-a935-0881b635a77f\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-8a7a134e-cfbf-4eb3-8ae8-a579bef42e19\">\n<div class=\"fill\" style=\"background-color:rgba(216,33,33,0.3);will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:0;top:-6.79612%;width:42.96117%;height:9.54693%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-b60b71b4-98fc-42c2-adb4-8fd4d5b2d243\">\n<div style=\"position:absolute;width:100.28252%;height:100%;left:-0.14126%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png\" alt=\"InterviewBit-White-2\" srcSet=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png 2130w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png 2048w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png 1536w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png 1024w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png 768w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png 300w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png 150w\" sizes=\"(min-width: 1024px) 19vh, 43vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:11.65049%;top:70.38835%;width:84.2233%;height:14.40129%;opacity:1\">\n<div id=\"anim-3df5a913-7b19-4647-bb99-f705bd202339\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-0e0b7649-819d-4a98-ad3a-2eaf18ee5eff\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(-113.83286%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.5763688760806917% 0.5763688760806917% 0.5763688760806917% 0.5763688760806917% \/ 2.247191011235955% 2.247191011235955% 2.247191011235955% 2.247191011235955%\" id=\"el-e66c0a30-52d0-46fc-b22f-d3a155eafdce\">\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.20713256484149856% 0;font-family:&quot;Roboto&quot;,sans-serif;font-size:0.323625em;line-height:1.1;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #fff\">Complex relationships modeled with nodes and edges. Handy for network operations, shortest paths, and cycle detection.<\/span><\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:11.65049%;top:64.23948%;width:84.2233%;height:6.14887%;opacity:1\">\n<div id=\"anim-a1a40d8c-42d8-4c0b-b637-5f0f0b727386\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-899a5eca-2346-4c6d-9c79-aab9549bff16\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(-113.83286%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" id=\"el-6a7c070e-1cfa-4a6e-9e37-04df12d7b580\">\n<h3 id=\"graphs\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:1.4602705106268008% 0;font-family:&quot;Anton&quot;,sans-serif;font-size:0.404531em;line-height:1.1;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #fff\">Graphs<\/span><\/span><\/h3>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:-0.72816%;top:55.50162%;width:17.47573%;height:7.60518%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:2.7777777777777777% 2.7777777777777777% 2.7777777777777777% 2.7777777777777777% \/ 4.25531914893617% 4.25531914893617% 4.25531914893617% 4.25531914893617%;background-clip:content-box;background-color:#000\" id=\"el-0b773c41-2590-4771-baa0-cf099b2b4774\">\n<h1 id=\"8\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:-5.14583333333333% 0;font-family:&quot;Bungee&quot;,cursive;font-size:0.631068em;line-height:1.19;text-align:center;padding:5.555555555555555% 11.11111111111111%;color:#000000\"><span><span style=\"color: #ba2d2d\">8<\/span><\/span><\/h1>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:0;top:92.88026%;width:100%;height:3.8835%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.48543689320388345% 0.48543689320388345% 0.48543689320388345% 0.48543689320388345% \/ 8.333333333333332% 8.333333333333332% 8.333333333333332% 8.333333333333332%\" id=\"el-5536c4a5-ab25-4090-896d-a44f79c7c3aa\">\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.9961165048543691% 0;font-family:&quot;Darker Grotesque&quot;,sans-serif;font-size:0.291262em;line-height:0.9;text-align:center;padding:0;color:#000000\"><span><span style=\"font-weight: 700; color: #fff\">Want to become an expert problem solver?<\/span><\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-page-outlink layout=\"nodisplay\" cta-image=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2022\/01\/SQL-Commands-2048x1000.png\"><a href=\"https:\/\/www.interviewbit.com\/courses\/programming\/?utm_source=ib&amp;utm_medium=webstories&amp;utm_campaign=10-must-know-data-structures-for-coding-interviews\" rel=\"\">Click here<\/a><\/amp-story-page-outlink><\/amp-story-page><amp-story-page id=\"9af473da-bbcc-40db-9309-77ed4a814960\" auto-advance-after=\"7s\"><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-86b9e419-629a-47e6-a875-dca1219a7e0c\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":600,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-2baad0d9-6e21-42c7-a5be-6c87fdf47fe8\",\"keyframes\":{\"transform\":[\"translate3d(-113.83286%, 0px, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":600,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-5c6fcde1-db76-4332-a4fd-bcd0583683bd\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":390,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-f2268a07-2c8d-4df8-84d3-fe66f804b20b\",\"keyframes\":{\"transform\":[\"translate3d(-113.83286%, 0px, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":390,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-1557a507-09b8-4cc1-a778-17dddbbd73bd\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":0,\"duration\":3000,\"easing\":\"cubic-bezier(0.4, 0.4, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#211f1e\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-a803f31d-abd6-4e91-bc6b-7d7152452de2\">\n<div class=\"fill\" style=\"will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.2233%;width:183.73786%;height:89.15858%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-96c7fb02-3bcc-4552-be0b-1839890f9a35\">\n<div style=\"position:absolute;width:109.18098%;height:100%;left:-4.59049%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/images.unsplash.com\/photo-1516534775068-ba3e7458af70?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMjR8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDIyfDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=5472&amp;h=3648&amp;fit=max\" alt=\"woman biting pencil while sitting on chair in front of computer during daytime\" srcSet=\"https:\/\/images.unsplash.com\/photo-1516534775068-ba3e7458af70?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMjR8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDIyfDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=5472&amp;h=3648&amp;fit=max 5472w,https:\/\/images.unsplash.com\/photo-1516534775068-ba3e7458af70?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMjR8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDIyfDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=4377&amp;h=2918&amp;fit=max 4377w,https:\/\/images.unsplash.com\/photo-1516534775068-ba3e7458af70?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMjR8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDIyfDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=3283&amp;h=2189&amp;fit=max 3283w,https:\/\/images.unsplash.com\/photo-1516534775068-ba3e7458af70?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMjR8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDIyfDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=2188&amp;h=1459&amp;fit=max 2188w,https:\/\/images.unsplash.com\/photo-1516534775068-ba3e7458af70?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMjR8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDIyfDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=1094&amp;h=729&amp;fit=max 1094w,https:\/\/images.unsplash.com\/photo-1516534775068-ba3e7458af70?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMjR8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDIyfDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=340&amp;h=227&amp;fit=max 340w\" sizes=\"(min-width: 1024px) 83vh, 184vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<div class=\"element-overlay-area\" style=\"background-image:radial-gradient(ellipse 67% 67%, rgba(0,0,0,0) 0%, rgba(0,0,0,0.8) 100%)\"><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:8.73786%;top:63.26861%;width:99.51456%;height:27.02265%;opacity:1\">\n<div id=\"anim-1557a507-09b8-4cc1-a778-17dddbbd73bd\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-36647dbc-0100-4dec-96ca-7e14dc77ad5a\">\n<div class=\"fill\" style=\"background-color:rgba(216,33,33,0.3);will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:0;top:-6.79612%;width:42.96117%;height:9.54693%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-9300a605-8813-429c-866a-1d7f1b5e42c7\">\n<div style=\"position:absolute;width:100.28252%;height:100%;left:-0.14126%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png\" alt=\"InterviewBit-White-2\" srcSet=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png 2130w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png 2048w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png 1536w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png 1024w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png 768w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png 300w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png 150w\" sizes=\"(min-width: 1024px) 19vh, 43vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:11.65049%;top:70.38835%;width:84.2233%;height:14.40129%;opacity:1\">\n<div id=\"anim-86b9e419-629a-47e6-a875-dca1219a7e0c\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-2baad0d9-6e21-42c7-a5be-6c87fdf47fe8\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(-113.83286%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.5763688760806917% 0.5763688760806917% 0.5763688760806917% 0.5763688760806917% \/ 2.247191011235955% 2.247191011235955% 2.247191011235955% 2.247191011235955%\" id=\"el-a8fc7717-a1ae-4fb4-bae0-eebffb28e7d9\">\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.20713256484149856% 0;font-family:&quot;Roboto&quot;,sans-serif;font-size:0.323625em;line-height:1.1;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #fff\">Key-value pairs with quick access. Widely used in databases and search engines. Solve tasks involving anagrams and groupings.<\/span><\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:11.65049%;top:64.23948%;width:84.2233%;height:6.14887%;opacity:1\">\n<div id=\"anim-5c6fcde1-db76-4332-a4fd-bcd0583683bd\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-f2268a07-2c8d-4df8-84d3-fe66f804b20b\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(-113.83286%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" id=\"el-87bed39f-e33f-446f-b4a2-78c228fd1857\">\n<h3 id=\"hash-tables\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:1.4602705106268008% 0;font-family:&quot;Anton&quot;,sans-serif;font-size:0.404531em;line-height:1.1;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #fff\">Hash Tables<\/span><\/span><\/h3>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:-0.72816%;top:55.50162%;width:17.47573%;height:7.60518%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:2.7777777777777777% 2.7777777777777777% 2.7777777777777777% 2.7777777777777777% \/ 4.25531914893617% 4.25531914893617% 4.25531914893617% 4.25531914893617%;background-clip:content-box;background-color:#000\" id=\"el-2a579a08-52bf-4cbc-9a25-c1ef02e76c82\">\n<h1 id=\"9\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:-5.14583333333333% 0;font-family:&quot;Bungee&quot;,cursive;font-size:0.631068em;line-height:1.19;text-align:center;padding:5.555555555555555% 11.11111111111111%;color:#000000\"><span><span style=\"color: #ba2d2d\">9<\/span><\/span><\/h1>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:0;top:92.88026%;width:100%;height:3.8835%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.48543689320388345% 0.48543689320388345% 0.48543689320388345% 0.48543689320388345% \/ 8.333333333333332% 8.333333333333332% 8.333333333333332% 8.333333333333332%\" id=\"el-25386845-774b-4ace-b418-7a33f515b1ba\">\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.9961165048543691% 0;font-family:&quot;Darker Grotesque&quot;,sans-serif;font-size:0.291262em;line-height:0.9;text-align:center;padding:0;color:#000000\"><span><span style=\"font-weight: 700; color: #fff\">Want to become an expert problem solver?<\/span><\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-page-outlink layout=\"nodisplay\" cta-image=\"https:\/\/assets.interviewbit.com\/assets\/ib-logo-904db47f8d2208f21a168bfe4851e0fdcc041f2487b6a8ec0b181d3724dbd012.png.gz\"><a href=\"https:\/\/www.interviewbit.com\/courses\/programming\/?utm_source=ib&amp;utm_medium=webstories&amp;utm_campaign=10-must-know-data-structures-for-coding-interviews\" rel=\"\">Click here<\/a><\/amp-story-page-outlink><\/amp-story-page><amp-story-page id=\"c7631ab0-5ef5-465a-aa20-60581292072e\" auto-advance-after=\"7s\"><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-4b722d3d-51d5-4c29-a9e7-d17b26fa4bd4\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":600,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-0797588b-c2d4-4387-9f55-c0777e648c4d\",\"keyframes\":{\"transform\":[\"translate3d(-113.83286%, 0px, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":600,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-2444561c-f322-428f-a5a3-3c99ac47b077\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":390,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-264af086-de1e-461f-906a-9cbc182882b6\",\"keyframes\":{\"transform\":[\"translate3d(-113.83286%, 0px, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":390,\"duration\":800,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-df25cfa9-3bff-479d-b5b8-f3d8a1f64696\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":0,\"duration\":3000,\"easing\":\"cubic-bezier(0.4, 0.4, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#211f1e\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-34ad6139-8d2e-40d4-84ce-538e2a1961b5\">\n<div class=\"fill\" style=\"will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.2233%;width:140.53398%;height:89.15858%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-355b702d-942e-4347-a726-42d4e44c819b\">\n<div style=\"position:absolute;width:142.74612%;height:100%;left:-21.37306%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/images.unsplash.com\/photo-1507209281643-9cddb381dcea?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNjh8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDgyfDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=5184&amp;h=3456&amp;fit=max\" alt=\"man touching tablet computer on desk\" srcSet=\"https:\/\/images.unsplash.com\/photo-1507209281643-9cddb381dcea?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNjh8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDgyfDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=5184&amp;h=3456&amp;fit=max 5184w,https:\/\/images.unsplash.com\/photo-1507209281643-9cddb381dcea?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNjh8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDgyfDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=4147&amp;h=2765&amp;fit=max 4147w,https:\/\/images.unsplash.com\/photo-1507209281643-9cddb381dcea?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNjh8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDgyfDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=3110&amp;h=2073&amp;fit=max 3110w,https:\/\/images.unsplash.com\/photo-1507209281643-9cddb381dcea?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNjh8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDgyfDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=2073&amp;h=1382&amp;fit=max 2073w,https:\/\/images.unsplash.com\/photo-1507209281643-9cddb381dcea?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNjh8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDgyfDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=1036&amp;h=691&amp;fit=max 1036w,https:\/\/images.unsplash.com\/photo-1507209281643-9cddb381dcea?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNjh8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDgyfDA&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=340&amp;h=227&amp;fit=max 340w\" sizes=\"(min-width: 1024px) 63vh, 141vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<div class=\"element-overlay-area\" style=\"background-image:radial-gradient(ellipse 67% 67%, rgba(0,0,0,0) 0%, rgba(0,0,0,0.8) 100%)\"><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:8.73786%;top:63.26861%;width:99.51456%;height:27.02265%;opacity:1\">\n<div id=\"anim-df25cfa9-3bff-479d-b5b8-f3d8a1f64696\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-d21b20d2-e587-4080-a31e-08df4995a26a\">\n<div class=\"fill\" style=\"background-color:rgba(216,33,33,0.3);will-change:transform\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:0;top:-6.79612%;width:42.96117%;height:9.54693%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-f76ea193-e86e-4825-b82a-54fc4a874a35\">\n<div style=\"position:absolute;width:100.28252%;height:100%;left:-0.14126%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png\" alt=\"InterviewBit-White-2\" srcSet=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png 2130w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png 2048w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png 1536w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png 1024w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png 768w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png 300w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png 150w\" sizes=\"(min-width: 1024px) 19vh, 43vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:11.65049%;top:70.38835%;width:84.2233%;height:14.40129%;opacity:1\">\n<div id=\"anim-4b722d3d-51d5-4c29-a9e7-d17b26fa4bd4\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-0797588b-c2d4-4387-9f55-c0777e648c4d\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(-113.83286%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.5763688760806917% 0.5763688760806917% 0.5763688760806917% 0.5763688760806917% \/ 2.247191011235955% 2.247191011235955% 2.247191011235955% 2.247191011235955%\" id=\"el-f5fd50e9-98c3-4e50-8203-b46ae1577c0c\">\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.20713256484149856% 0;font-family:&quot;Roboto&quot;,sans-serif;font-size:0.323625em;line-height:1.1;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #fff\">Two-dimensional arrays for linear algebra and data analysis. Solve problems like matrix transformations and pathfinding.<\/span><\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:11.65049%;top:64.23948%;width:84.2233%;height:6.14887%;opacity:1\">\n<div id=\"anim-2444561c-f322-428f-a5a3-3c99ac47b077\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-264af086-de1e-461f-906a-9cbc182882b6\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(-113.83286%, 0px, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" id=\"el-e28a4c32-205c-4bdc-85a3-4c41f7b1b609\">\n<h3 id=\"matrix\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:1.4602705106268008% 0;font-family:&quot;Anton&quot;,sans-serif;font-size:0.404531em;line-height:1.1;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #fff\">Matrix<\/span><\/span><\/h3>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:-0.72816%;top:55.50162%;width:17.47573%;height:7.60518%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:2.7777777777777777% 2.7777777777777777% 2.7777777777777777% 2.7777777777777777% \/ 4.25531914893617% 4.25531914893617% 4.25531914893617% 4.25531914893617%;background-clip:content-box;background-color:#000\" id=\"el-9ca7beb5-1341-4e97-8cc1-d7300e3fe5dd\">\n<h1 id=\"10-2\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:-5.14583333333333% 0;font-family:&quot;Bungee&quot;,cursive;font-size:0.631068em;line-height:1.19;text-align:center;padding:5.555555555555555% 11.11111111111111%;color:#000000\"><span><span style=\"color: #ba2d2d\">10<\/span><\/span><\/h1>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:0;top:92.88026%;width:100%;height:3.8835%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.48543689320388345% 0.48543689320388345% 0.48543689320388345% 0.48543689320388345% \/ 8.333333333333332% 8.333333333333332% 8.333333333333332% 8.333333333333332%\" id=\"el-cd473b3e-8624-4b93-ba59-9d14d23a3f1f\">\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:0.9961165048543691% 0;font-family:&quot;Darker Grotesque&quot;,sans-serif;font-size:0.291262em;line-height:0.9;text-align:center;padding:0;color:#000000\"><span><span style=\"font-weight: 700; color: #fff\">Want to become an expert problem solver?<\/span><\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-page-outlink layout=\"nodisplay\"><a href=\"https:\/\/www.interviewbit.com\/courses\/programming\/?utm_source=ib&amp;utm_medium=webstories&amp;utm_campaign=10-must-know-data-structures-for-coding-interviews\" rel=\"\">Click here<\/a><\/amp-story-page-outlink><\/amp-story-page><amp-story-page id=\"37fe3111-67e4-443f-928f-706f59affd5a\" auto-advance-after=\"7s\"><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-3ea774b6-b88d-4d34-b3f1-0c7458ba677a [data-leaf-element=\\\"true\\\"]\",\"keyframes\":{\"transform\":[\"translate(24.885583712610604%, 0%) scale(1.5)\",\"translate(0%, 0%) scale(1)\"]},\"delay\":0,\"duration\":2000,\"easing\":\"cubic-bezier(.3,0,.55,1)\",\"fill\":\"forwards\"}]<\/script><\/amp-story-animation><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#262640\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div id=\"anim-3ea774b6-b88d-4d34-b3f1-0c7458ba677a\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-761119d8-741a-4a78-b4c9-c5c9ee029f4d\">\n<div style=\"position:absolute;width:142.22222%;height:100%;left:-0.09662%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/images.unsplash.com\/photo-1618477371303-b2a56f422d9e?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwxMnx8c29mdHdhcmUlMjBkZXZlbG9wZXJzfGVufDB8fHx8MTY2Mjk3NTM1MQ&amp;ixlib=rb-1.2.1&amp;fm=jpg&amp;w=4000&amp;h=5000&amp;fit=max\" alt=\"person in black long sleeve shirt using macbook pro\" srcSet=\"https:\/\/images.unsplash.com\/photo-1618477371303-b2a56f422d9e?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwxMnx8c29mdHdhcmUlMjBkZXZlbG9wZXJzfGVufDB8fHx8MTY2Mjk3NTM1MQ&amp;ixlib=rb-1.2.1&amp;fm=jpg&amp;w=4000&amp;h=5000&amp;fit=max 4000w,https:\/\/images.unsplash.com\/photo-1618477371303-b2a56f422d9e?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwxMnx8c29mdHdhcmUlMjBkZXZlbG9wZXJzfGVufDB8fHx8MTY2Mjk3NTM1MQ&amp;ixlib=rb-1.2.1&amp;fm=jpg&amp;w=3200&amp;h=4000&amp;fit=max 3200w,https:\/\/images.unsplash.com\/photo-1618477371303-b2a56f422d9e?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwxMnx8c29mdHdhcmUlMjBkZXZlbG9wZXJzfGVufDB8fHx8MTY2Mjk3NTM1MQ&amp;ixlib=rb-1.2.1&amp;fm=jpg&amp;w=2400&amp;h=3000&amp;fit=max 2400w,https:\/\/images.unsplash.com\/photo-1618477371303-b2a56f422d9e?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwxMnx8c29mdHdhcmUlMjBkZXZlbG9wZXJzfGVufDB8fHx8MTY2Mjk3NTM1MQ&amp;ixlib=rb-1.2.1&amp;fm=jpg&amp;w=1600&amp;h=2000&amp;fit=max 1600w,https:\/\/images.unsplash.com\/photo-1618477371303-b2a56f422d9e?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwxMnx8c29mdHdhcmUlMjBkZXZlbG9wZXJzfGVufDB8fHx8MTY2Mjk3NTM1MQ&amp;ixlib=rb-1.2.1&amp;fm=jpg&amp;w=800&amp;h=1000&amp;fit=max 800w,https:\/\/images.unsplash.com\/photo-1618477371303-b2a56f422d9e?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwxMnx8c29mdHdhcmUlMjBkZXZlbG9wZXJzfGVufDB8fHx8MTY2Mjk3NTM1MQ&amp;ixlib=rb-1.2.1&amp;fm=jpg&amp;w=340&amp;h=425&amp;fit=max 340w\" sizes=\"(min-width: 1024px) 64vh, 142vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<div class=\"element-overlay-area\" style=\"background-color:rgba(0,0,0,0.5)\"><\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"page-background-overlay-area\" style=\"background-color:rgba(0,0,0,0.5)\"><\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-6.95793%;width:42.96117%;height:9.54693%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-e95b860a-8ff3-43f8-af70-34026e151e66\">\n<div style=\"position:absolute;width:100.28252%;height:100%;left:-0.14126%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png\" alt=\"InterviewBit-White-2\" srcSet=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png 2130w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png 2048w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png 1536w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png 1024w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png 768w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png 300w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png 150w\" sizes=\"(min-width: 1024px) 19vh, 43vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:3.15534%;top:58.57605%;width:93.93204%;height:16.18123%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.516795865633075% 0.516795865633075% 0.516795865633075% 0.516795865633075% \/ 2% 2% 2% 2%\" id=\"el-eba229e3-1792-4609-8c73-ca078e760490\">\n<h3 id=\"interviewbit-has-got-you-covered-with-their-collection-of-coding-problems-get-started-now-and-become-a-master-problem-solver\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:-0.07630813953488363% 0;font-family:&quot;Roboto&quot;,sans-serif;font-size:0.339806em;line-height:1.2;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #fff\">InterviewBit has got you covered with their collection of Coding problems. Get started now and become a master problem solver!<\/span><\/span><\/h3>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:3.15534%;top:34.78964%;width:92.47573%;height:22.65372%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.5249343832020997% 0.5249343832020997% 0.5249343832020997% 0.5249343832020997% \/ 1.4285714285714286% 1.4285714285714286% 1.4285714285714286% 1.4285714285714286%\" id=\"el-3257c71b-698d-4e86-a5d2-95cd595cd066\">\n<h1 id=\"want-to-take-your-programming-skills-to-the-next-level\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:2.652866633858268% 0;font-family:&quot;Anton&quot;,sans-serif;font-size:0.647249em;line-height:1;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #c73534\">Want to take your programming skills to the next level?<\/span><\/span><\/h1>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-page-outlink layout=\"nodisplay\" cta-image=\"https:\/\/assets.interviewbit.com\/assets\/ib-logo-904db47f8d2208f21a168bfe4851e0fdcc041f2487b6a8ec0b181d3724dbd012.png.gz\"><a href=\"https:\/\/www.interviewbit.com\/courses\/programming\/?utm_source=ib&amp;utm_medium=webstories&amp;utm_campaign=10-must-know-data-structures-for-coding-interviews\" rel=\"\">Click here<\/a><\/amp-story-page-outlink><\/amp-story-page><amp-story-page id=\"284dcce3-c27a-4ff1-b998-aa7b7cee5620\" auto-advance-after=\"7s\"><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-ea02fab0-4845-4cba-919b-eec6d3bb6751\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":0,\"duration\":1000,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-7f1852bf-e21a-46b1-b009-fcad77adb29d\",\"keyframes\":{\"transform\":[\"translate3d(0px, 328.90342%, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":0,\"duration\":1000,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-88ceffdc-8ec5-4d04-82ef-877792a2ce1e\",\"keyframes\":{\"opacity\":[0,1]},\"delay\":0,\"duration\":600,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-animation layout=\"nodisplay\" trigger=\"visibility\"><script type=\"application\/json\">[{\"selector\":\"#anim-c3681483-cd96-4400-abc0-96f93102fc1e\",\"keyframes\":{\"transform\":[\"translate3d(0px, 225.97495%, 0)\",\"translate3d(0px, 0px, 0)\"]},\"delay\":0,\"duration\":600,\"easing\":\"cubic-bezier(0.2, 0.6, 0.0, 1)\",\"fill\":\"both\"}]<\/script><\/amp-story-animation><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\" style=\"background-color:#0c2626\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-9.25926%;width:100%;height:118.51852%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-43e51d61-7bd6-4c89-82e6-37f800104760\">\n<div style=\"position:absolute;width:118.51852%;height:100%;left:-9.25926%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/images.unsplash.com\/photo-1575089976121-8ed7b2a54265?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwzfHxzb2Z0d2FyZSUyMGRldmVsb3BlcnxlbnwwfHx8fDE2NzU5NTEzNTI&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=4000&amp;h=6000&amp;fit=max\" alt=\"man using laptop\" srcSet=\"https:\/\/images.unsplash.com\/photo-1575089976121-8ed7b2a54265?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwzfHxzb2Z0d2FyZSUyMGRldmVsb3BlcnxlbnwwfHx8fDE2NzU5NTEzNTI&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=4000&amp;h=6000&amp;fit=max 4000w,https:\/\/images.unsplash.com\/photo-1575089976121-8ed7b2a54265?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwzfHxzb2Z0d2FyZSUyMGRldmVsb3BlcnxlbnwwfHx8fDE2NzU5NTEzNTI&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=3200&amp;h=4800&amp;fit=max 3200w,https:\/\/images.unsplash.com\/photo-1575089976121-8ed7b2a54265?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwzfHxzb2Z0d2FyZSUyMGRldmVsb3BlcnxlbnwwfHx8fDE2NzU5NTEzNTI&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=2400&amp;h=3600&amp;fit=max 2400w,https:\/\/images.unsplash.com\/photo-1575089976121-8ed7b2a54265?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwzfHxzb2Z0d2FyZSUyMGRldmVsb3BlcnxlbnwwfHx8fDE2NzU5NTEzNTI&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=1600&amp;h=2400&amp;fit=max 1600w,https:\/\/images.unsplash.com\/photo-1575089976121-8ed7b2a54265?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwzfHxzb2Z0d2FyZSUyMGRldmVsb3BlcnxlbnwwfHx8fDE2NzU5NTEzNTI&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=800&amp;h=1200&amp;fit=max 800w,https:\/\/images.unsplash.com\/photo-1575089976121-8ed7b2a54265?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwzfHxzb2Z0d2FyZSUyMGRldmVsb3BlcnxlbnwwfHx8fDE2NzU5NTEzNTI&amp;ixlib=rb-4.0.3&amp;fm=jpg&amp;w=340&amp;h=510&amp;fit=max 340w\" sizes=\"(min-width: 1024px) 53vh, 119vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<div class=\"element-overlay-area\" style=\"background-color:rgba(0,0,0,0.5)\"><\/div>\n<\/div>\n<\/div>\n<div class=\"page-background-overlay-area\" style=\"background-color:rgba(0,0,0,0.5)\"><\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-grid-layer template=\"vertical\" aspect-ratio=\"412:618\" class=\"grid-layer\"><\/p>\n<div class=\"page-fullbleed-area\">\n<div class=\"page-safe-area\">\n<div style=\"position:absolute;pointer-events:none;left:0;top:-6.95793%;width:42.96117%;height:9.54693%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" class=\"mask\" id=\"el-49a8e01d-504f-4eff-a4d1-84ad55fe030e\">\n<div style=\"position:absolute;width:100.28252%;height:100%;left:-0.14126%;top:0%\" data-leaf-element=\"true\"><amp-img layout=\"fill\" src=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png\" alt=\"InterviewBit-White-2\" srcSet=\"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png 2130w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png 2048w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png 1536w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png 1024w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png 768w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png 300w,https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png 150w\" sizes=\"(min-width: 1024px) 19vh, 43vw\" disable-inline-width=\"true\"><\/amp-img><\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:2.42718%;top:27.83172%;width:93.4466%;height:24.75728%;opacity:1\">\n<div id=\"anim-ea02fab0-4845-4cba-919b-eec6d3bb6751\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-7f1852bf-e21a-46b1-b009-fcad77adb29d\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(0px, 328.90342%, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" id=\"el-d60dc45e-4473-4df0-aa90-aaa963672472\">\n<p class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:2.3376623376623367% 0;font-family:&quot;Poppins&quot;,sans-serif;font-size:0.728155em;line-height:1;text-align:initial;padding:0;color:#000000\"><span><span style=\"font-weight: 700; color: #fff\">Looking&nbsp;<\/span><br \/>\n<span style=\"font-weight: 700; color: #fff\">to Elevate your Coding Skills?<\/span><\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:1.69903%;top:6.6343%;width:19.66019%;height:45.79288%;opacity:1\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0\" id=\"el-311792a3-d722-4f38-95e1-9f70dbca8474\">\n<h1 id=\"\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:49.876543209876516% 0;font-family:&quot;Poppins&quot;,sans-serif;font-size:3.268608em;line-height:1;text-align:initial;padding:0;color:#000000\"><span><span style=\"font-weight: 700; color: #c73534\">\u201c<\/span><\/span><\/h1>\n<\/div>\n<\/div>\n<div style=\"position:absolute;pointer-events:none;left:2.42718%;top:54.04531%;width:92.23301%;height:24.43366%;opacity:1\">\n<div id=\"anim-88ceffdc-8ec5-4d04-82ef-877792a2ce1e\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:0;--initial-transform:none\">\n<div id=\"anim-c3681483-cd96-4400-abc0-96f93102fc1e\" class=\"animation-wrapper\" style=\"width:100%;height:100%;display:block;position:absolute;top:0;left:0;--initial-opacity:1;--initial-transform:translate3d(0px, 225.97495%, 0)\">\n<div style=\"pointer-events:initial;width:100%;height:100%;display:block;position:absolute;top:0;left:0;z-index:0;border-radius:0.5263157894736842% 0.5263157894736842% 0.5263157894736842% 0.5263157894736842% \/ 1.3245033112582782% 1.3245033112582782% 1.3245033112582782% 1.3245033112582782%\" id=\"el-1a4abe1b-f972-4944-9775-f9492b6ecc93\">\n<h3 id=\"sign-up-for-scalers-free-masterclasses-and-events-to-learn-about-the-latest-trends-in-the-it-industry-and-become-a-pro-dont-hesitate-any-longer-register-today\" class=\"fill text-wrapper\" style=\"white-space:pre-line;overflow-wrap:break-word;word-break:break-word;margin:-0.07771381578947359% 0;font-family:&quot;Roboto&quot;,sans-serif;font-size:0.339806em;line-height:1.2;text-align:left;padding:0;color:#000000\"><span><span style=\"color: #fff\">Sign up for Scaler&#8217;s free masterclasses and events to learn about the latest trends in the IT industry and become a pro.&nbsp;<\/span><\/p>\n<p><span style=\"font-weight: 700; color: #c73534\">Don&#8217;t hesitate any longer, register today!<\/span><\/span><\/h3>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<p><\/amp-story-grid-layer><amp-story-page-outlink layout=\"nodisplay\" cta-image=\"https:\/\/assets-v2.scaler.com\/assets\/scaler\/png\/scaler-meta-image-fed27fda894abf1a87190ae638e18c9b8417095d963cf27540c90108824b9ec8.png.gz\"><a href=\"https:\/\/www.scaler.com\/events\/?utm_source=ib&amp;utm_medium=webstories&amp;utm_campaign=10-must-know-data-structures-for-coding-interviews_scaler-events\" rel=\"\">SWIPE UP<\/a><\/amp-story-page-outlink><\/amp-story-page><\/amp-story><\/body><\/html><\/p>\n","protected":false},"excerpt":{"rendered":"The purpose of this web story is to provide you a quick overview of 10 must-know Data Structures for Coding Interviews. Check out now.\n","protected":false},"author":21,"featured_media":25052,"template":"","meta":{"_daextam_enable_autolinks":"","web_stories_products":[],"web_stories_publisher_logo":1082,"web_stories_poster":[]},"web_story_category":[2524],"web_story_tag":[3560,2591,3109,3561],"amp_enabled":false,"story_data":{"version":46,"pages":[{"elements":[{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundColor":{"color":{"r":255,"g":255,"b":255}},"x":48,"y":0,"width":330,"height":494,"mask":{"type":"rectangle"},"isBackground":true,"type":"image","id":"49332a74-1b2f-4590-93e1-b9672fa9a10d","scale":100,"focalX":50,"focalY":50,"resource":{"type":"image","mimeType":"image\/jpeg","width":4000,"height":6000,"sizes":{"full":{"file":"media\/unsplash:8DIIXqF9v_Q","sourceUrl":"https:\/\/images.unsplash.com\/photo-1600791575280-1f7ca48b9a57?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNTB8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjkzOTIzMTUwfDA&ixlib=rb-4.0.3&fm=jpg&w=4000&h=6000&fit=max","mimeType":"image\/jpeg","width":4000,"height":6000},"large":{"file":"media\/unsplash:8DIIXqF9v_Q","sourceUrl":"https:\/\/images.unsplash.com\/photo-1600791575280-1f7ca48b9a57?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNTB8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjkzOTIzMTUwfDA&ixlib=rb-4.0.3&fm=jpg&w=3200&h=4800&fit=max","mimeType":"image\/jpeg","width":3200,"height":4800},"2400_3600":{"file":"media\/unsplash:8DIIXqF9v_Q","sourceUrl":"https:\/\/images.unsplash.com\/photo-1600791575280-1f7ca48b9a57?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNTB8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjkzOTIzMTUwfDA&ixlib=rb-4.0.3&fm=jpg&w=2400&h=3600&fit=max","mimeType":"image\/jpeg","width":2400,"height":3600},"1600_2400":{"file":"media\/unsplash:8DIIXqF9v_Q","sourceUrl":"https:\/\/images.unsplash.com\/photo-1600791575280-1f7ca48b9a57?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNTB8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjkzOTIzMTUwfDA&ixlib=rb-4.0.3&fm=jpg&w=1600&h=2400&fit=max","mimeType":"image\/jpeg","width":1600,"height":2400},"800_1200":{"file":"media\/unsplash:8DIIXqF9v_Q","sourceUrl":"https:\/\/images.unsplash.com\/photo-1600791575280-1f7ca48b9a57?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNTB8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjkzOTIzMTUwfDA&ixlib=rb-4.0.3&fm=jpg&w=800&h=1200&fit=max","mimeType":"image\/jpeg","width":800,"height":1200},"web_stories_thumbnail":{"file":"media\/unsplash:8DIIXqF9v_Q","sourceUrl":"https:\/\/images.unsplash.com\/photo-1600791575280-1f7ca48b9a57?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNTB8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjkzOTIzMTUwfDA&ixlib=rb-4.0.3&fm=jpg&w=340&h=510&fit=max","mimeType":"image\/jpeg","width":340,"height":510}},"isPlaceholder":false,"isExternal":true,"needsProxy":false,"id":"media\/unsplash:8DIIXqF9v_Q","baseColor":"#260c0c","blurHash":"LLBL@b0f%LWB,;S4ayS49Z-:RPS4","creationDate":"2020-09-22T16:21:34Z","src":"https:\/\/images.unsplash.com\/photo-1600791575280-1f7ca48b9a57?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNTB8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjkzOTIzMTUwfDA&ixlib=rb-4.0.3&fm=jpg&w=4000&h=6000&fit=max","alt":"man in black jacket sitting in front of silver imac","attribution":{"author":{"displayName":"Alec Favale","url":"https:\/\/unsplash.com\/@alecfavale?utm_source=web_stories_wordpress&utm_medium=referral"},"registerUsageUrl":"https:\/\/media3p.googleapis.com\/v1\/media:registerUsage?token=ARcQahfLNgJbbcfdf5BDDDu\/23MMqj6RfrwB1xLdnIj2GZTcHT7qxg6FMiGW61BJVob3le9Xw0w0cMJ3OHYXOdknlv1zWOetgrP\/2uR454NL%2BuYlw9%2BHePp2qaglC86qIJpbV8\/cAvHRa4L22goFKJ76xWhksezrOrcP3sEPX3AvdCby6Dz9s5oLYiVL2nAJz8\/rp5LasNrPO5r3ghFnl3HHhOja9SBWerMGFsi1UW%2ByWAA1GszVjxYrhQP6u0NEU8mbt4bqhg%3D%3D"}},"overlay":{"type":"linear","rotation":0,"stops":[{"color":{"r":0,"g":0,"b":0,"a":0},"position":0},{"color":{"r":0,"g":0,"b":0,"a":1},"position":1}],"alpha":0.3}},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"scale":100,"focalX":50,"focalY":50,"resource":{"type":"image","mimeType":"image\/png","creationDate":"2021-07-12T14:57:03","src":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png","width":2130,"height":708,"posterId":0,"id":724,"alt":"InterviewBit-White-2","sizes":{"medium":{"file":"InterviewBit-White-2-300x100.png","width":300,"height":100,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png"},"large":{"file":"InterviewBit-White-2-1024x340.png","width":1024,"height":340,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png"},"thumbnail":{"file":"InterviewBit-White-2-150x150.png","width":150,"height":150,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x150.png"},"medium_large":{"file":"InterviewBit-White-2-768x255.png","width":768,"height":255,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png"},"1536x1536":{"file":"InterviewBit-White-2-1536x511.png","width":1536,"height":511,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png"},"2048x2048":{"file":"InterviewBit-White-2-2048x681.png","width":2048,"height":681,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png"},"web-stories-poster-portrait":{"file":"InterviewBit-White-2-640x708.png","width":640,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x708.png"},"web-stories-poster-landscape":{"file":"InterviewBit-White-2-853x640.png","width":853,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-853x640.png"},"web-stories-poster-square":{"file":"InterviewBit-White-2-640x640.png","width":640,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x640.png"},"web-stories-publisher-logo":{"file":"InterviewBit-White-2-96x96.png","width":96,"height":96,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-96x96.png"},"web-stories-thumbnail":{"file":"InterviewBit-White-2-150x50.png","width":150,"height":50,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png"},"full":{"file":"InterviewBit-White-2.png","width":2130,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png"}},"isOptimized":false,"baseColor":"#6e7472","isExternal":false},"type":"image","x":12,"y":-45,"width":177,"height":59,"mask":{"type":"rectangle","showInLibrary":true,"name":"Rectangle","path":"M 0,0 1,0 1,1 0,1 0,0 Z","ratio":1,"supportsBorder":true},"id":"76cf791c-4e11-4c2d-a2f2-08820fd66ad1"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Anton"},"fontSize":35,"backgroundColor":{"color":{"r":0,"g":0,"b":0,"a":0.5}},"lineHeight":1,"textAlign":"left","padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"type":"text","content":"<span style=\"color: #fff\">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;Must-Know Data&nbsp;<\/span>\n<span style=\"color: #fff\">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Structures for&nbsp;<\/span>\n<span style=\"color: #fff\">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Coding Interviews<\/span>","borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"x":11,"y":495,"width":389,"height":123,"id":"2f34c5b1-b5be-4e3d-9384-50f17e8c09eb"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Anton"},"fontSize":130,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1.19,"textAlign":"left","padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"type":"text","content":"<span style=\"color: #ba2e2d\">10<\/span>","borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"x":12,"y":458,"width":186,"height":196,"id":"60f4d3fb-46de-44ad-8acf-13136ea8090c"}],"backgroundColor":{"color":{"r":69,"g":69,"b":69}},"type":"page","id":"519be69d-90cf-4272-8d5e-918dda225b61","defaultBackgroundElement":{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundColor":{"color":{"r":255,"g":255,"b":255}},"x":1,"y":1,"width":1,"height":1,"mask":{"type":"rectangle"},"isBackground":true,"isDefaultBackground":true,"type":"shape","id":"23b9e36d-b345-4efe-b530-6bbc15e458e2"},"animations":[],"pageAttachment":{"url":"","icon":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2022\/02\/Salesforce-Developer-Salary-2048x1000.png","needsProxy":false,"ctaText":"Read More"}},{"elements":[{"type":"shape","x":1,"y":1,"width":1,"height":1,"rotationAngle":0,"mask":{"type":"rectangle"},"isBackground":true,"isDefaultBackground":true,"id":"b6ccb4cb-eb6e-4cc7-98e8-ad88b5de302b","opacity":100,"flip":{"vertical":false,"horizontal":false},"lockAspectRatio":true,"basedOn":"0f06a768-d7d7-48c3-94fd-0d200978ef7c","backgroundColor":{"color":{"r":201,"g":24,"b":74,"a":0.5}}},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":false,"scale":100,"focalX":50,"focalY":50,"resource":{"type":"image","mimeType":"image\/jpeg","width":3816,"height":3816,"sizes":{"full":{"file":"media\/unsplash:KdKm4xWOggk","sourceUrl":"https:\/\/images.unsplash.com\/photo-1623122245120-7eef6faa39c6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMzl8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY0ODU2fDA&ixlib=rb-4.0.3&fm=jpg&w=3816&h=3816&fit=max","mimeType":"image\/jpeg","width":3816,"height":3816},"large":{"file":"media\/unsplash:KdKm4xWOggk","sourceUrl":"https:\/\/images.unsplash.com\/photo-1623122245120-7eef6faa39c6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMzl8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY0ODU2fDA&ixlib=rb-4.0.3&fm=jpg&w=3052&h=3052&fit=max","mimeType":"image\/jpeg","width":3052,"height":3052},"2289_2289":{"file":"media\/unsplash:KdKm4xWOggk","sourceUrl":"https:\/\/images.unsplash.com\/photo-1623122245120-7eef6faa39c6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMzl8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY0ODU2fDA&ixlib=rb-4.0.3&fm=jpg&w=2289&h=2289&fit=max","mimeType":"image\/jpeg","width":2289,"height":2289},"1526_1526":{"file":"media\/unsplash:KdKm4xWOggk","sourceUrl":"https:\/\/images.unsplash.com\/photo-1623122245120-7eef6faa39c6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMzl8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY0ODU2fDA&ixlib=rb-4.0.3&fm=jpg&w=1526&h=1526&fit=max","mimeType":"image\/jpeg","width":1526,"height":1526},"763_763":{"file":"media\/unsplash:KdKm4xWOggk","sourceUrl":"https:\/\/images.unsplash.com\/photo-1623122245120-7eef6faa39c6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMzl8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY0ODU2fDA&ixlib=rb-4.0.3&fm=jpg&w=763&h=763&fit=max","mimeType":"image\/jpeg","width":763,"height":763},"web_stories_thumbnail":{"file":"media\/unsplash:KdKm4xWOggk","sourceUrl":"https:\/\/images.unsplash.com\/photo-1623122245120-7eef6faa39c6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMzl8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY0ODU2fDA&ixlib=rb-4.0.3&fm=jpg&w=340&h=340&fit=max","mimeType":"image\/jpeg","width":340,"height":340}},"isPlaceholder":false,"isExternal":true,"needsProxy":false,"id":"media\/unsplash:KdKm4xWOggk","baseColor":"#c0c0d9","blurHash":"LVIE|l.8xbxZ~qx]M{ofozIURPxu","creationDate":"2021-06-08T03:18:58Z","src":"https:\/\/images.unsplash.com\/photo-1623122245120-7eef6faa39c6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMzl8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY0ODU2fDA&ixlib=rb-4.0.3&fm=jpg&w=3816&h=3816&fit=max","alt":"woman in white sweater using laptop computer","attribution":{"author":{"displayName":"S O C I A L . C U T","url":"https:\/\/unsplash.com\/@socialcut?utm_source=web_stories_wordpress&utm_medium=referral"},"registerUsageUrl":"https:\/\/media3p.googleapis.com\/v1\/media:registerUsage?token=AW1j3\/eYzn5M\/UlBci19SUNqZFKUZL5gqhBlinPgAYskrTHrRpPLRZO4LcITMVW8d%2BL2YxFIgYMTvCWFGOksjJt5LCzuVLNdIn05HLOJ%2Bz2AnyBbajHvjGLWtFxEAvaJCM%2Bh05hXNLznwbCyB0FxDM\/QST65S\/5aczcSXzhXzbzcwdgPa\/KVxfYZql\/BaVQW%2B8Ry6M6p6FqiCDmf6XWNyxd0Ew4pYtw5CG3t5SjHQ8Jz1Wuqr0aJoF6KfQ%3D%3D"}},"type":"image","x":-3,"y":-57,"width":489,"height":550,"mask":{"type":"rectangle","showInLibrary":true,"name":"Rectangle","path":"M 0,0 1,0 1,1 0,1 0,0 Z","ratio":1,"supportsBorder":true},"id":"dc9f1bc4-d8db-4ee7-ba92-39ffd073b5d8","overlay":{"color":{"r":0,"g":0,"b":0,"a":0.5}}},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":false,"backgroundColor":{"color":{"r":216,"g":33,"b":33,"a":0.3}},"x":36,"y":391,"width":410,"height":167,"mask":{"type":"rectangle"},"basedOn":"6e7a22b4-698c-478a-b1e5-458489f89118","border":{"locked":true,"color":{"color":{"r":210,"g":36,"b":36,"a":1}},"left":0,"right":0,"top":0,"bottom":0},"id":"0f06f967-39bc-4848-8ab4-1e6770458cb4","type":"shape"},{"x":48,"y":397,"width":347,"height":38,"font":{"family":"Anton"},"type":"text","opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1.1,"textAlign":"left","basedOn":"67f45a53-bf09-4235-95f0-680ad1bc9e66","id":"16824d39-6a2f-4539-b837-c71033529d43","content":"<span style=\"color: #fff\">Array<\/span>","fontSize":25,"padding":{"horizontal":0,"vertical":0},"marginOffset":-13.64501953125},{"x":48,"y":435,"width":354,"height":89,"font":{"family":"Roboto"},"type":"text","opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1.1,"textAlign":"left","id":"376c4607-4394-4ea0-af70-96ae8749ba65","content":"<span style=\"color: #fff\">Arrays are ordered collections with constant time access to elements. Solve questions like finding missing number, two sum, max subarray, etc.<\/span>","fontSize":20,"padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"basedOn":"566dcf70-af92-4ee1-8a03-e07dab4556b8","marginOffset":2.3459999999999965,"borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2}},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"scale":100,"focalX":50,"focalY":50,"resource":{"type":"image","mimeType":"image\/png","creationDate":"2021-07-12T14:57:03","src":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png","width":2130,"height":708,"posterId":0,"id":724,"alt":"InterviewBit-White-2","sizes":{"medium":{"file":"InterviewBit-White-2-300x100.png","width":300,"height":100,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png"},"large":{"file":"InterviewBit-White-2-1024x340.png","width":1024,"height":340,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png"},"thumbnail":{"file":"InterviewBit-White-2-150x150.png","width":150,"height":150,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x150.png"},"medium_large":{"file":"InterviewBit-White-2-768x255.png","width":768,"height":255,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png"},"1536x1536":{"file":"InterviewBit-White-2-1536x511.png","width":1536,"height":511,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png"},"2048x2048":{"file":"InterviewBit-White-2-2048x681.png","width":2048,"height":681,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png"},"web-stories-poster-portrait":{"file":"InterviewBit-White-2-640x708.png","width":640,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x708.png"},"web-stories-poster-landscape":{"file":"InterviewBit-White-2-853x640.png","width":853,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-853x640.png"},"web-stories-poster-square":{"file":"InterviewBit-White-2-640x640.png","width":640,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x640.png"},"web-stories-publisher-logo":{"file":"InterviewBit-White-2-96x96.png","width":96,"height":96,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-96x96.png"},"web-stories-thumbnail":{"file":"InterviewBit-White-2-150x50.png","width":150,"height":50,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png"},"full":{"file":"InterviewBit-White-2.png","width":2130,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png"}},"isOptimized":false,"baseColor":"#6e7472","isExternal":false},"type":"image","x":0,"y":-41,"width":177,"height":59,"mask":{"type":"rectangle","showInLibrary":true,"name":"Rectangle","path":"M 0,0 1,0 1,1 0,1 0,0 Z","ratio":1,"supportsBorder":true},"basedOn":"7c91e55c-be4b-470e-8e4b-fa720e2846f5","id":"3914d932-3b6e-41f3-ae54-33dcbae2c183"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"FILL","font":{"family":"Bungee"},"fontSize":39,"backgroundColor":{"color":{"r":0,"g":0,"b":0}},"lineHeight":1.19,"textAlign":"center","padding":{"locked":true,"hasHiddenPadding":true,"horizontal":8,"vertical":4},"type":"text","content":"<span style=\"color: #ba2d2d\">1<\/span>","borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"x":-3,"y":343,"width":72,"height":47,"id":"c4750916-2efd-4e0b-93d5-ef005727f00b"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Darker Grotesque"},"fontSize":18,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":0.9,"textAlign":"center","padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"content":"<span style=\"font-weight: 700; color: #fff\">Want to become an expert problem solver?<\/span>","borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"x":0,"y":574,"width":412,"height":24,"basedOn":"cd473b3e-8624-4b93-ba59-9d14d23a3f1f","id":"423bc2bf-407d-45de-98e6-2151c34e810c","type":"text"}],"animations":[{"id":"b71c780a-dc8a-4ab1-86cf-237d66c1d7a5","type":"effect-fly-in","targets":["16824d39-6a2f-4539-b837-c71033529d43"],"flyInDir":"leftToRight","duration":800,"delay":390},{"id":"42d7304a-b4eb-412e-ab10-ce26d538cbff","type":"effect-fly-in","targets":["376c4607-4394-4ea0-af70-96ae8749ba65"],"flyInDir":"leftToRight","duration":800,"delay":600},{"id":"ad07dc47-915b-46ce-80c7-31dde32c63d4","type":"effect-fade-in","targets":["0f06f967-39bc-4848-8ab4-1e6770458cb4"],"duration":3000,"delay":0}],"type":"page","id":"f45319cc-a585-41da-8caf-cdc69b0f1fe0","defaultBackgroundElement":{"type":"shape","x":1,"y":1,"width":1,"height":1,"rotationAngle":0,"mask":{"type":"rectangle"},"isBackground":true,"isDefaultBackground":true,"id":"b6ccb4cb-eb6e-4cc7-98e8-ad88b5de302b","opacity":100,"flip":{"vertical":false,"horizontal":false},"lockAspectRatio":true,"basedOn":"0f06a768-d7d7-48c3-94fd-0d200978ef7c"},"backgroundColor":{"color":{"r":33,"g":31,"b":30,"a":1}},"pageTemplateType":"editorial","pageAttachment":{"url":"https:\/\/www.interviewbit.com\/courses\/programming\/?utm_source=ib&utm_medium=webstories&utm_campaign=10-must-know-data-structures-for-coding-interviews","icon":"","needsProxy":false,"ctaText":"Click here"}},{"elements":[{"type":"shape","x":1,"y":1,"width":1,"height":1,"rotationAngle":0,"mask":{"type":"rectangle"},"isBackground":true,"isDefaultBackground":true,"id":"3c04b95f-6267-4649-865f-859ac959cf24","opacity":100,"flip":{"vertical":false,"horizontal":false},"lockAspectRatio":true,"basedOn":"0f55a625-a333-441e-a5fe-3d903d762d5c"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":false,"scale":100,"focalX":50,"focalY":50,"resource":{"type":"image","mimeType":"image\/jpeg","width":6000,"height":4000,"sizes":{"full":{"file":"media\/unsplash:OeKCFIMcTcg","sourceUrl":"https:\/\/images.unsplash.com\/photo-1655897731395-530a59105b31?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMjV8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MDI0fDA&ixlib=rb-4.0.3&fm=jpg&w=6000&h=4000&fit=max","mimeType":"image\/jpeg","width":6000,"height":4000},"large":{"file":"media\/unsplash:OeKCFIMcTcg","sourceUrl":"https:\/\/images.unsplash.com\/photo-1655897731395-530a59105b31?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMjV8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MDI0fDA&ixlib=rb-4.0.3&fm=jpg&w=4800&h=3200&fit=max","mimeType":"image\/jpeg","width":4800,"height":3200},"3600_2400":{"file":"media\/unsplash:OeKCFIMcTcg","sourceUrl":"https:\/\/images.unsplash.com\/photo-1655897731395-530a59105b31?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMjV8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MDI0fDA&ixlib=rb-4.0.3&fm=jpg&w=3600&h=2400&fit=max","mimeType":"image\/jpeg","width":3600,"height":2400},"2400_1600":{"file":"media\/unsplash:OeKCFIMcTcg","sourceUrl":"https:\/\/images.unsplash.com\/photo-1655897731395-530a59105b31?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMjV8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MDI0fDA&ixlib=rb-4.0.3&fm=jpg&w=2400&h=1600&fit=max","mimeType":"image\/jpeg","width":2400,"height":1600},"1200_800":{"file":"media\/unsplash:OeKCFIMcTcg","sourceUrl":"https:\/\/images.unsplash.com\/photo-1655897731395-530a59105b31?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMjV8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MDI0fDA&ixlib=rb-4.0.3&fm=jpg&w=1200&h=800&fit=max","mimeType":"image\/jpeg","width":1200,"height":800},"web_stories_thumbnail":{"file":"media\/unsplash:OeKCFIMcTcg","sourceUrl":"https:\/\/images.unsplash.com\/photo-1655897731395-530a59105b31?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMjV8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MDI0fDA&ixlib=rb-4.0.3&fm=jpg&w=340&h=227&fit=max","mimeType":"image\/jpeg","width":340,"height":227}},"isPlaceholder":false,"isExternal":true,"needsProxy":false,"id":"media\/unsplash:OeKCFIMcTcg","baseColor":"#262626","blurHash":"LOGk{_DQw@~V-?NFNaNMNKk8V_M{","creationDate":"2022-06-22T11:36:01Z","src":"https:\/\/images.unsplash.com\/photo-1655897731395-530a59105b31?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMjV8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MDI0fDA&ixlib=rb-4.0.3&fm=jpg&w=6000&h=4000&fit=max","alt":"a man sitting on a couch with a laptop","attribution":{"author":{"displayName":"Ilias Haddad","url":"https:\/\/unsplash.com\/@iliashaddad3?utm_source=web_stories_wordpress&utm_medium=referral"},"registerUsageUrl":"https:\/\/media3p.googleapis.com\/v1\/media:registerUsage?token=AW1j3\/d6KqyKwTKPnh3kkjrAc78huEyxnP9gHfkz1styg6nPy6gVr\/UtUcXQQpUX%2Bu2sChlj5afx%2ByXs1DfU328HcT9KayhcxdQqA7wVyEnXDD3Pvp9bgxy3\/kizimLhFeF94Z5askQhyAvn1v\/ewa4XHz%2BpSxmlnuPFadT1Fwg1%2BL7ZNfX4ICItlXDv0c23CP1gv5osJXWo97nmLwmEzaDuRJksv\/x7xl7ffB27kqCwZOjTTR41c1uutQ%3D%3D"}},"type":"image","x":-2,"y":-58,"width":712,"height":555,"mask":{"type":"rectangle","showInLibrary":true,"name":"Rectangle","path":"M 0,0 1,0 1,1 0,1 0,0 Z","ratio":1,"supportsBorder":true},"id":"b7acd7aa-2e97-4eb7-b82d-86f6b67de56a","overlay":{"type":"radial","size":{"w":0.67,"h":0.67},"stops":[{"color":{"r":0,"g":0,"b":0,"a":0},"position":0},{"color":{"r":0,"g":0,"b":0,"a":1},"position":1}],"alpha":0.8}},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":false,"backgroundColor":{"color":{"r":216,"g":33,"b":33,"a":0.3}},"x":36,"y":391,"width":410,"height":167,"mask":{"type":"rectangle"},"basedOn":"6e7a22b4-698c-478a-b1e5-458489f89118","border":{"locked":true,"color":{"color":{"r":210,"g":36,"b":36,"a":1}},"left":0,"right":0,"top":0,"bottom":0},"id":"16b6120e-63d8-4c0f-ab37-038ad59a239c","type":"shape"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"scale":100,"focalX":50,"focalY":50,"resource":{"type":"image","mimeType":"image\/png","creationDate":"2021-07-12T14:57:03","src":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png","width":2130,"height":708,"posterId":0,"id":724,"alt":"InterviewBit-White-2","sizes":{"medium":{"file":"InterviewBit-White-2-300x100.png","width":300,"height":100,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png"},"large":{"file":"InterviewBit-White-2-1024x340.png","width":1024,"height":340,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png"},"thumbnail":{"file":"InterviewBit-White-2-150x150.png","width":150,"height":150,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x150.png"},"medium_large":{"file":"InterviewBit-White-2-768x255.png","width":768,"height":255,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png"},"1536x1536":{"file":"InterviewBit-White-2-1536x511.png","width":1536,"height":511,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png"},"2048x2048":{"file":"InterviewBit-White-2-2048x681.png","width":2048,"height":681,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png"},"web-stories-poster-portrait":{"file":"InterviewBit-White-2-640x708.png","width":640,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x708.png"},"web-stories-poster-landscape":{"file":"InterviewBit-White-2-853x640.png","width":853,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-853x640.png"},"web-stories-poster-square":{"file":"InterviewBit-White-2-640x640.png","width":640,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x640.png"},"web-stories-publisher-logo":{"file":"InterviewBit-White-2-96x96.png","width":96,"height":96,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-96x96.png"},"web-stories-thumbnail":{"file":"InterviewBit-White-2-150x50.png","width":150,"height":50,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png"},"full":{"file":"InterviewBit-White-2.png","width":2130,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png"}},"isOptimized":false,"baseColor":"#6e7472","isExternal":false},"type":"image","x":0,"y":-41,"width":177,"height":59,"mask":{"type":"rectangle","showInLibrary":true,"name":"Rectangle","path":"M 0,0 1,0 1,1 0,1 0,0 Z","ratio":1,"supportsBorder":true},"basedOn":"7c91e55c-be4b-470e-8e4b-fa720e2846f5","id":"20f20941-f03a-40bf-8214-adeae6fd5afd"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Anton"},"fontSize":25,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1.1,"textAlign":"left","padding":{"horizontal":0,"vertical":0},"x":48,"y":397,"width":343,"height":38,"basedOn":"16824d39-6a2f-4539-b837-c71033529d43","content":"<span style=\"color: #fff\">String<\/span>","marginOffset":-13.64501953125,"id":"ddeaa3b1-0889-4cbf-8368-cd1fac483beb","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Roboto"},"fontSize":20,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1.1,"textAlign":"left","padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"x":48,"y":435,"width":357,"height":89,"content":"<span style=\"color: #fff\">Strings are character collections crucial for text processing, NLP, &amp; info retrieval. Solve tasks like reverse string, valid palindrome, longest substring, etc.<\/span>","basedOn":"376c4607-4394-4ea0-af70-96ae8749ba65","marginOffset":2.3459999999999965,"borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"id":"2a1a0a5d-762d-4abc-905a-df6dbaaaace0","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"FILL","font":{"family":"Bungee"},"fontSize":39,"backgroundColor":{"color":{"r":0,"g":0,"b":0}},"lineHeight":1.19,"textAlign":"center","padding":{"locked":true,"hasHiddenPadding":true,"horizontal":8,"vertical":4},"content":"<span style=\"color: #ba2d2d\">2<\/span>","borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"x":-3,"y":343,"width":72,"height":47,"basedOn":"c4750916-2efd-4e0b-93d5-ef005727f00b","id":"d4b7fef1-847f-49c1-a8fc-9bc1537ed0ed","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Darker Grotesque"},"fontSize":18,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":0.9,"textAlign":"center","padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"content":"<span style=\"font-weight: 700; color: #fff\">Want to become an expert problem solver?<\/span>","borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"x":0,"y":574,"width":412,"height":24,"basedOn":"cd473b3e-8624-4b93-ba59-9d14d23a3f1f","id":"ca704e14-fe47-4738-850f-aab5167154c0","type":"text"}],"animations":[{"id":"4644cd8d-0e1f-4ab2-8e8c-8804e17b3b93","type":"effect-fly-in","targets":["ddeaa3b1-0889-4cbf-8368-cd1fac483beb"],"flyInDir":"leftToRight","duration":800,"delay":390},{"id":"b692dccc-dbe4-40e2-b4d9-98e20130e3a1","type":"effect-fly-in","targets":["2a1a0a5d-762d-4abc-905a-df6dbaaaace0"],"flyInDir":"leftToRight","duration":800,"delay":600},{"id":"c0302bda-566c-4f96-b5f2-1e7ebc8d2e3f","type":"effect-fade-in","targets":["16b6120e-63d8-4c0f-ab37-038ad59a239c"],"duration":3000,"delay":0}],"type":"page","id":"75c1c2ce-769d-4443-b70f-bcb2941ea2fd","defaultBackgroundElement":{"type":"shape","x":1,"y":1,"width":1,"height":1,"rotationAngle":0,"mask":{"type":"rectangle"},"backgroundColor":{"color":{"r":255,"g":255,"b":255,"a":1}},"isBackground":true,"isDefaultBackground":true,"id":"0f06a768-d7d7-48c3-94fd-0d200978ef7c"},"backgroundColor":{"color":{"r":33,"g":31,"b":30,"a":1}},"pageTemplateType":"editorial","pageAttachment":{"url":"https:\/\/www.interviewbit.com\/courses\/programming\/?utm_source=ib&utm_medium=webstories&utm_campaign=10-must-know-data-structures-for-coding-interviews","icon":"https:\/\/assets.interviewbit.com\/assets\/ib-logo-904db47f8d2208f21a168bfe4851e0fdcc041f2487b6a8ec0b181d3724dbd012.png.gz","needsProxy":true,"ctaText":"Click here"}},{"elements":[{"type":"shape","x":1,"y":1,"width":1,"height":1,"rotationAngle":0,"mask":{"type":"rectangle"},"isBackground":true,"isDefaultBackground":true,"id":"32fdacfb-01fc-4fe8-867d-8ed59ceafdd1","opacity":100,"flip":{"vertical":false,"horizontal":false},"lockAspectRatio":true,"basedOn":"3c04b95f-6267-4649-865f-859ac959cf24"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":false,"scale":100,"focalX":50,"focalY":50,"resource":{"type":"image","mimeType":"image\/jpeg","width":6324,"height":4216,"sizes":{"full":{"file":"media\/unsplash:ZdUNNTZdHag","sourceUrl":"https:\/\/images.unsplash.com\/photo-1601933973706-34bd411ffd67?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNXx8bWFuJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2OTQ1OTQ2MzR8MA&ixlib=rb-4.0.3&fm=jpg&w=6324&h=4216&fit=max","mimeType":"image\/jpeg","width":6324,"height":4216},"large":{"file":"media\/unsplash:ZdUNNTZdHag","sourceUrl":"https:\/\/images.unsplash.com\/photo-1601933973706-34bd411ffd67?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNXx8bWFuJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2OTQ1OTQ2MzR8MA&ixlib=rb-4.0.3&fm=jpg&w=5059&h=3373&fit=max","mimeType":"image\/jpeg","width":5059,"height":3373},"3794_2529":{"file":"media\/unsplash:ZdUNNTZdHag","sourceUrl":"https:\/\/images.unsplash.com\/photo-1601933973706-34bd411ffd67?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNXx8bWFuJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2OTQ1OTQ2MzR8MA&ixlib=rb-4.0.3&fm=jpg&w=3794&h=2529&fit=max","mimeType":"image\/jpeg","width":3794,"height":2529},"2529_1686":{"file":"media\/unsplash:ZdUNNTZdHag","sourceUrl":"https:\/\/images.unsplash.com\/photo-1601933973706-34bd411ffd67?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNXx8bWFuJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2OTQ1OTQ2MzR8MA&ixlib=rb-4.0.3&fm=jpg&w=2529&h=1686&fit=max","mimeType":"image\/jpeg","width":2529,"height":1686},"1264_843":{"file":"media\/unsplash:ZdUNNTZdHag","sourceUrl":"https:\/\/images.unsplash.com\/photo-1601933973706-34bd411ffd67?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNXx8bWFuJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2OTQ1OTQ2MzR8MA&ixlib=rb-4.0.3&fm=jpg&w=1264&h=843&fit=max","mimeType":"image\/jpeg","width":1264,"height":843},"web_stories_thumbnail":{"file":"media\/unsplash:ZdUNNTZdHag","sourceUrl":"https:\/\/images.unsplash.com\/photo-1601933973706-34bd411ffd67?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNXx8bWFuJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2OTQ1OTQ2MzR8MA&ixlib=rb-4.0.3&fm=jpg&w=340&h=227&fit=max","mimeType":"image\/jpeg","width":340,"height":227}},"isPlaceholder":false,"isExternal":true,"needsProxy":false,"id":"media\/unsplash:ZdUNNTZdHag","baseColor":"#260c0c","blurHash":"LHF5dG4T~prqNbs,%MRj4otSD%X9","creationDate":"2020-10-05T21:53:45Z","src":"https:\/\/images.unsplash.com\/photo-1601933973706-34bd411ffd67?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNXx8bWFuJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2OTQ1OTQ2MzR8MA&ixlib=rb-4.0.3&fm=jpg&w=6324&h=4216&fit=max","alt":"man in black and white plaid dress shirt using silver macbook","attribution":{"author":{"displayName":"Brooke Cagle","url":"https:\/\/unsplash.com\/@brookecagle?utm_source=web_stories_wordpress&utm_medium=referral"},"registerUsageUrl":"https:\/\/media3p.googleapis.com\/v1\/media:registerUsage?token=AdM%2BFxdeOAnmr%2BbS0c9xcjoBkfTJm%2BxPL1ah0%2B\/5O0PtIxTeyGBOVwh%2BayrvUKwQLG9HB4c\/iq1ZXW3kAkY6xI8Kp0EwhhU7v0oCLl1qKElnHP8jm6H29itk\/WZF90XNQQmBAgU3qtZpx2ENnaJFI\/e2Rt8j2HLodqBIgFfx7Tc3CgzueaVE0Uo0jYvigdtfc\/OSiqr\/w\/O4eG%2BJn4e76w9avpqDhQKDET5MvCJVcIux6O9ETbAKSg17pg7LRdJgmiuJy%2BHN"}},"type":"image","x":0,"y":-57,"width":658,"height":554,"mask":{"type":"rectangle","showInLibrary":true,"name":"Rectangle","path":"M 0,0 1,0 1,1 0,1 0,0 Z","ratio":1,"supportsBorder":true},"id":"738fc073-bb68-4e47-841e-254ead731076","overlay":{"type":"radial","size":{"w":0.67,"h":0.67},"stops":[{"color":{"r":0,"g":0,"b":0,"a":0},"position":0},{"color":{"r":0,"g":0,"b":0,"a":1},"position":1}],"alpha":0.7}},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":false,"backgroundColor":{"color":{"r":216,"g":33,"b":33,"a":0.3}},"x":36,"y":391,"width":410,"height":167,"mask":{"type":"rectangle"},"basedOn":"6e7a22b4-698c-478a-b1e5-458489f89118","border":{"locked":true,"color":{"color":{"r":210,"g":36,"b":36,"a":1}},"left":0,"right":0,"top":0,"bottom":0},"id":"b4eef4c1-9c66-4ca5-91f5-f1876b0aa322","type":"shape"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"scale":100,"focalX":50,"focalY":50,"resource":{"type":"image","mimeType":"image\/png","creationDate":"2021-07-12T14:57:03","src":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png","width":2130,"height":708,"posterId":0,"id":724,"alt":"InterviewBit-White-2","sizes":{"medium":{"file":"InterviewBit-White-2-300x100.png","width":300,"height":100,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png"},"large":{"file":"InterviewBit-White-2-1024x340.png","width":1024,"height":340,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png"},"thumbnail":{"file":"InterviewBit-White-2-150x150.png","width":150,"height":150,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x150.png"},"medium_large":{"file":"InterviewBit-White-2-768x255.png","width":768,"height":255,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png"},"1536x1536":{"file":"InterviewBit-White-2-1536x511.png","width":1536,"height":511,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png"},"2048x2048":{"file":"InterviewBit-White-2-2048x681.png","width":2048,"height":681,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png"},"web-stories-poster-portrait":{"file":"InterviewBit-White-2-640x708.png","width":640,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x708.png"},"web-stories-poster-landscape":{"file":"InterviewBit-White-2-853x640.png","width":853,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-853x640.png"},"web-stories-poster-square":{"file":"InterviewBit-White-2-640x640.png","width":640,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x640.png"},"web-stories-publisher-logo":{"file":"InterviewBit-White-2-96x96.png","width":96,"height":96,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-96x96.png"},"web-stories-thumbnail":{"file":"InterviewBit-White-2-150x50.png","width":150,"height":50,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png"},"full":{"file":"InterviewBit-White-2.png","width":2130,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png"}},"isOptimized":false,"baseColor":"#6e7472","isExternal":false},"type":"image","x":0,"y":-41,"width":177,"height":59,"mask":{"type":"rectangle","showInLibrary":true,"name":"Rectangle","path":"M 0,0 1,0 1,1 0,1 0,0 Z","ratio":1,"supportsBorder":true},"basedOn":"76cf791c-4e11-4c2d-a2f2-08820fd66ad1","id":"7c91e55c-be4b-470e-8e4b-fa720e2846f5"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Roboto"},"fontSize":20,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1.1,"textAlign":"left","padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"x":49,"y":434,"width":347,"height":89,"content":"<span style=\"color: #fff\">LIFO data structures, useful for memory allocation and syntax parsing. Solve tasks like parentheses validation, min stack, simplifying path, and more.<\/span>","basedOn":"376c4607-4394-4ea0-af70-96ae8749ba65","marginOffset":2.3459999999999965,"borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"id":"2907571c-b725-43b3-8110-8ac3b2b22240","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Anton"},"fontSize":25,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1.1,"textAlign":"left","padding":{"horizontal":0,"vertical":0},"x":48,"y":397,"width":347,"height":38,"basedOn":"16824d39-6a2f-4539-b837-c71033529d43","content":"<span style=\"color: #fff\">Stacks<\/span>","marginOffset":-13.64501953125,"id":"b5941f24-be45-4a92-9b2b-557b9a43f1e1","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"FILL","font":{"family":"Bungee"},"fontSize":39,"backgroundColor":{"color":{"r":0,"g":0,"b":0}},"lineHeight":1.19,"textAlign":"center","padding":{"locked":true,"hasHiddenPadding":true,"horizontal":8,"vertical":4},"content":"<span style=\"color: #ba2d2d\">3<\/span>","borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"x":-3,"y":343,"width":72,"height":47,"basedOn":"c4750916-2efd-4e0b-93d5-ef005727f00b","id":"7094c8a0-6223-4b83-87c2-9b2637334b0b","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Darker Grotesque"},"fontSize":18,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":0.9,"textAlign":"center","padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"content":"<span style=\"font-weight: 700; color: #fff\">Want to become an expert problem solver?<\/span>","borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"x":0,"y":574,"width":412,"height":24,"basedOn":"cd473b3e-8624-4b93-ba59-9d14d23a3f1f","id":"abc4bc83-98d6-47f3-b334-f881e4d3d1df","type":"text"}],"animations":[{"id":"e7847a53-8f52-4985-bd14-55117a7d3f6c","type":"effect-fly-in","targets":["2907571c-b725-43b3-8110-8ac3b2b22240"],"flyInDir":"leftToRight","duration":800,"delay":600},{"id":"a2a08d2e-b60a-423b-a1ea-4588e11a573a","type":"effect-fly-in","targets":["b5941f24-be45-4a92-9b2b-557b9a43f1e1"],"flyInDir":"leftToRight","duration":800,"delay":390},{"id":"f12b57b4-7454-40f1-ba32-1ca08806ffc5","type":"effect-fade-in","targets":["b4eef4c1-9c66-4ca5-91f5-f1876b0aa322"],"duration":3000,"delay":0}],"type":"page","id":"e0d2c775-9d1d-4576-8419-40af1a6025dc","defaultBackgroundElement":{"type":"shape","x":1,"y":1,"width":1,"height":1,"rotationAngle":0,"mask":{"type":"rectangle"},"isBackground":true,"isDefaultBackground":true,"id":"32fdacfb-01fc-4fe8-867d-8ed59ceafdd1","opacity":100,"flip":{"vertical":false,"horizontal":false},"lockAspectRatio":true,"basedOn":"3c04b95f-6267-4649-865f-859ac959cf24"},"backgroundColor":{"color":{"r":33,"g":31,"b":30,"a":1}},"pageTemplateType":"editorial","pageAttachment":{"url":"https:\/\/www.interviewbit.com\/courses\/programming\/?utm_source=ib&utm_medium=webstories&utm_campaign=10-must-know-data-structures-for-coding-interviews","icon":"https:\/\/assets.interviewbit.com\/assets\/ib-logo-904db47f8d2208f21a168bfe4851e0fdcc041f2487b6a8ec0b181d3724dbd012.png.gz","needsProxy":true,"ctaText":"Click here"}},{"elements":[{"type":"shape","x":1,"y":1,"width":1,"height":1,"rotationAngle":0,"mask":{"type":"rectangle"},"isBackground":true,"isDefaultBackground":true,"id":"c60dd254-8f78-4fed-890d-fac5138d7b96","opacity":100,"flip":{"vertical":false,"horizontal":false},"lockAspectRatio":true,"basedOn":"dd306cae-5ffb-4a3a-8810-42211bf91677"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":false,"scale":100,"focalX":50,"focalY":50,"resource":{"type":"image","mimeType":"image\/jpeg","width":5184,"height":3888,"sizes":{"full":{"file":"media\/unsplash:gicQUPeAsxA","sourceUrl":"https:\/\/images.unsplash.com\/photo-1531535807748-218331acbcb4?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyNzR8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MTI2fDA&ixlib=rb-4.0.3&fm=jpg&w=5184&h=3888&fit=max","mimeType":"image\/jpeg","width":5184,"height":3888},"large":{"file":"media\/unsplash:gicQUPeAsxA","sourceUrl":"https:\/\/images.unsplash.com\/photo-1531535807748-218331acbcb4?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyNzR8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MTI2fDA&ixlib=rb-4.0.3&fm=jpg&w=4147&h=3110&fit=max","mimeType":"image\/jpeg","width":4147,"height":3110},"3110_2333":{"file":"media\/unsplash:gicQUPeAsxA","sourceUrl":"https:\/\/images.unsplash.com\/photo-1531535807748-218331acbcb4?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyNzR8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MTI2fDA&ixlib=rb-4.0.3&fm=jpg&w=3110&h=2333&fit=max","mimeType":"image\/jpeg","width":3110,"height":2333},"2073_1555":{"file":"media\/unsplash:gicQUPeAsxA","sourceUrl":"https:\/\/images.unsplash.com\/photo-1531535807748-218331acbcb4?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyNzR8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MTI2fDA&ixlib=rb-4.0.3&fm=jpg&w=2073&h=1555&fit=max","mimeType":"image\/jpeg","width":2073,"height":1555},"1036_777":{"file":"media\/unsplash:gicQUPeAsxA","sourceUrl":"https:\/\/images.unsplash.com\/photo-1531535807748-218331acbcb4?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyNzR8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MTI2fDA&ixlib=rb-4.0.3&fm=jpg&w=1036&h=777&fit=max","mimeType":"image\/jpeg","width":1036,"height":777},"web_stories_thumbnail":{"file":"media\/unsplash:gicQUPeAsxA","sourceUrl":"https:\/\/images.unsplash.com\/photo-1531535807748-218331acbcb4?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyNzR8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MTI2fDA&ixlib=rb-4.0.3&fm=jpg&w=340&h=255&fit=max","mimeType":"image\/jpeg","width":340,"height":255}},"isPlaceholder":false,"isExternal":true,"needsProxy":false,"id":"media\/unsplash:gicQUPeAsxA","baseColor":"#f3f3f3","blurHash":"LYIrQv~qtRs._NxtWVxa-;oLMxxu","creationDate":"2018-07-14T02:37:47Z","src":"https:\/\/images.unsplash.com\/photo-1531535807748-218331acbcb4?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyNzR8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1MTI2fDA&ixlib=rb-4.0.3&fm=jpg&w=5184&h=3888&fit=max","alt":"two smiling women starring on silver MacBook inside well-lit room","attribution":{"author":{"displayName":"Mimi Thian","url":"https:\/\/unsplash.com\/@mimithian?utm_source=web_stories_wordpress&utm_medium=referral"},"registerUsageUrl":"https:\/\/media3p.googleapis.com\/v1\/media:registerUsage?token=AW1j3\/eH1Zgj6GOBvj3eBPccnhL7Zapp81\/RA9XY2KaXmy9jBBnHxL6x210ycvR1xjK4FhDVe8wnPKsFwIF2fOYuitEaRJ5STnaG4e3cA8KTEo8m6g5n2Z\/OmdmoHnGEQ6VDWw2B\/iLfonBaXGmyFfDhjLCuUSKziixSa4JaDDaBqVvO6dBiJ9QGJgdIXCBDFtrFaKt\/apuA0uGP5RtVnztqYLTy84K8HBqgC%2Bk8y5ILkvWC23ijSzePsg%3D%3D"}},"type":"image","x":-3,"y":-57,"width":586,"height":557,"mask":{"type":"rectangle","showInLibrary":true,"name":"Rectangle","path":"M 0,0 1,0 1,1 0,1 0,0 Z","ratio":1,"supportsBorder":true},"id":"6da8f35f-011a-4db4-99ea-af283f8d3fdb","overlay":{"type":"radial","size":{"w":0.67,"h":0.67},"stops":[{"color":{"r":0,"g":0,"b":0,"a":0},"position":0},{"color":{"r":0,"g":0,"b":0,"a":1},"position":1}],"alpha":0.8}},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":false,"backgroundColor":{"color":{"r":216,"g":33,"b":33,"a":0.3}},"x":36,"y":391,"width":410,"height":167,"mask":{"type":"rectangle"},"basedOn":"03d7ce11-c725-4e04-a5df-8f3501c9fe5c","border":{"locked":true,"color":{"color":{"r":210,"g":36,"b":36,"a":1}},"left":0,"right":0,"top":0,"bottom":0},"id":"6e7a22b4-698c-478a-b1e5-458489f89118","type":"shape"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"scale":100,"focalX":50,"focalY":50,"resource":{"type":"image","mimeType":"image\/png","creationDate":"2021-07-12T14:57:03","src":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png","width":2130,"height":708,"posterId":0,"id":724,"alt":"InterviewBit-White-2","sizes":{"medium":{"file":"InterviewBit-White-2-300x100.png","width":300,"height":100,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png"},"large":{"file":"InterviewBit-White-2-1024x340.png","width":1024,"height":340,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png"},"thumbnail":{"file":"InterviewBit-White-2-150x150.png","width":150,"height":150,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x150.png"},"medium_large":{"file":"InterviewBit-White-2-768x255.png","width":768,"height":255,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png"},"1536x1536":{"file":"InterviewBit-White-2-1536x511.png","width":1536,"height":511,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png"},"2048x2048":{"file":"InterviewBit-White-2-2048x681.png","width":2048,"height":681,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png"},"web-stories-poster-portrait":{"file":"InterviewBit-White-2-640x708.png","width":640,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x708.png"},"web-stories-poster-landscape":{"file":"InterviewBit-White-2-853x640.png","width":853,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-853x640.png"},"web-stories-poster-square":{"file":"InterviewBit-White-2-640x640.png","width":640,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x640.png"},"web-stories-publisher-logo":{"file":"InterviewBit-White-2-96x96.png","width":96,"height":96,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-96x96.png"},"web-stories-thumbnail":{"file":"InterviewBit-White-2-150x50.png","width":150,"height":50,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png"},"full":{"file":"InterviewBit-White-2.png","width":2130,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png"}},"isOptimized":false,"baseColor":"#6e7472","isExternal":false},"type":"image","x":0,"y":-42,"width":177,"height":59,"mask":{"type":"rectangle","showInLibrary":true,"name":"Rectangle","path":"M 0,0 1,0 1,1 0,1 0,0 Z","ratio":1,"supportsBorder":true},"basedOn":"76cf791c-4e11-4c2d-a2f2-08820fd66ad1","id":"8f05227a-9150-40e9-a027-de187488aa0d"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Roboto"},"fontSize":20,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1.1,"textAlign":"left","padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"x":49,"y":436,"width":353,"height":112,"content":"<span style=\"color: #fff\">FIFO structures for orderly storage. Enqueue &amp; dequeue operations suit OS, message systems, &amp; web servers. Solve tasks like implementing stack, design circular queue, &amp; more.<\/span>","basedOn":"2907571c-b725-43b3-8110-8ac3b2b22240","marginOffset":2.3459999999999965,"borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"id":"4e57ec7b-320a-4e89-9177-234d57ab21ef","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Anton"},"fontSize":25,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1.1,"textAlign":"left","padding":{"horizontal":0,"vertical":0},"x":48,"y":397,"width":347,"height":38,"basedOn":"b5941f24-be45-4a92-9b2b-557b9a43f1e1","content":"<span style=\"color: #fff\">Queues<\/span>","marginOffset":-13.64501953125,"id":"d5786d6a-6f75-47ab-82f4-90095b99dd4f","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"FILL","font":{"family":"Bungee"},"fontSize":39,"backgroundColor":{"color":{"r":0,"g":0,"b":0}},"lineHeight":1.19,"textAlign":"center","padding":{"locked":true,"hasHiddenPadding":true,"horizontal":8,"vertical":4},"content":"<span style=\"color: #ba2d2d\">4<\/span>","borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"x":-3,"y":343,"width":72,"height":47,"basedOn":"c4750916-2efd-4e0b-93d5-ef005727f00b","id":"fb1183e9-685d-4ecf-920f-cfff728c5665","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Darker Grotesque"},"fontSize":18,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":0.9,"textAlign":"center","padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"content":"<span style=\"font-weight: 700; color: #fff\">Want to become an expert problem solver?<\/span>","borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"x":0,"y":574,"width":412,"height":24,"basedOn":"cd473b3e-8624-4b93-ba59-9d14d23a3f1f","id":"312c485d-ce93-44d8-ac33-40b830034f52","type":"text"}],"animations":[{"id":"e6297d06-e7d4-4236-ad1f-e573bd7fff00","type":"effect-fly-in","targets":["4e57ec7b-320a-4e89-9177-234d57ab21ef"],"flyInDir":"leftToRight","duration":800,"delay":600},{"id":"e8450cbd-a4b1-48dd-95ff-5a8d4b3e7744","type":"effect-fly-in","targets":["d5786d6a-6f75-47ab-82f4-90095b99dd4f"],"flyInDir":"leftToRight","duration":800,"delay":390},{"id":"9dea0286-8347-493d-a425-ee2a4131ba64","type":"effect-fade-in","targets":["6e7a22b4-698c-478a-b1e5-458489f89118"],"duration":3000,"delay":0}],"type":"page","id":"250a0549-fa93-4903-b0f6-c809c3e3be0c","defaultBackgroundElement":{"type":"shape","x":1,"y":1,"width":1,"height":1,"rotationAngle":0,"mask":{"type":"rectangle"},"backgroundColor":{"color":{"r":255,"g":255,"b":255,"a":1}},"isBackground":true,"isDefaultBackground":true,"id":"0f06a768-d7d7-48c3-94fd-0d200978ef7c"},"backgroundColor":{"color":{"r":33,"g":31,"b":30,"a":1}},"pageTemplateType":"editorial","pageAttachment":{"url":"https:\/\/www.interviewbit.com\/courses\/programming\/?utm_source=ib&utm_medium=webstories&utm_campaign=10-must-know-data-structures-for-coding-interviews","icon":"","needsProxy":false,"ctaText":"Click here"}},{"elements":[{"type":"shape","x":1,"y":1,"width":1,"height":1,"rotationAngle":0,"mask":{"type":"rectangle"},"isBackground":true,"isDefaultBackground":true,"id":"abedbc9d-33fa-4eb9-9eef-b0676fcd6236","opacity":100,"flip":{"vertical":false,"horizontal":false},"lockAspectRatio":true,"basedOn":"c60dd254-8f78-4fed-890d-fac5138d7b96"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":false,"scale":100,"focalX":50,"focalY":50,"resource":{"type":"image","mimeType":"image\/jpeg","width":3780,"height":5662,"sizes":{"full":{"file":"media\/unsplash:c6cNBzaVk_E","sourceUrl":"https:\/\/images.unsplash.com\/photo-1573496773490-9c1ba7d580f0?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNTF8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1Mzg4fDA&ixlib=rb-4.0.3&fm=jpg&w=3780&h=5662&fit=max","mimeType":"image\/jpeg","width":3780,"height":5662},"large":{"file":"media\/unsplash:c6cNBzaVk_E","sourceUrl":"https:\/\/images.unsplash.com\/photo-1573496773490-9c1ba7d580f0?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNTF8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1Mzg4fDA&ixlib=rb-4.0.3&fm=jpg&w=3024&h=4530&fit=max","mimeType":"image\/jpeg","width":3024,"height":4530},"2268_3397":{"file":"media\/unsplash:c6cNBzaVk_E","sourceUrl":"https:\/\/images.unsplash.com\/photo-1573496773490-9c1ba7d580f0?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNTF8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1Mzg4fDA&ixlib=rb-4.0.3&fm=jpg&w=2268&h=3397&fit=max","mimeType":"image\/jpeg","width":2268,"height":3397},"1512_2265":{"file":"media\/unsplash:c6cNBzaVk_E","sourceUrl":"https:\/\/images.unsplash.com\/photo-1573496773490-9c1ba7d580f0?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNTF8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1Mzg4fDA&ixlib=rb-4.0.3&fm=jpg&w=1512&h=2265&fit=max","mimeType":"image\/jpeg","width":1512,"height":2265},"756_1132":{"file":"media\/unsplash:c6cNBzaVk_E","sourceUrl":"https:\/\/images.unsplash.com\/photo-1573496773490-9c1ba7d580f0?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNTF8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1Mzg4fDA&ixlib=rb-4.0.3&fm=jpg&w=756&h=1132&fit=max","mimeType":"image\/jpeg","width":756,"height":1132},"web_stories_thumbnail":{"file":"media\/unsplash:c6cNBzaVk_E","sourceUrl":"https:\/\/images.unsplash.com\/photo-1573496773490-9c1ba7d580f0?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNTF8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1Mzg4fDA&ixlib=rb-4.0.3&fm=jpg&w=340&h=509&fit=max","mimeType":"image\/jpeg","width":340,"height":509}},"isPlaceholder":false,"isExternal":true,"needsProxy":false,"id":"media\/unsplash:c6cNBzaVk_E","baseColor":"#f3f3f3","blurHash":"LYMaLz00V?.8~pt7WBxa_4xuRjM{","creationDate":"2019-11-11T18:29:00Z","src":"https:\/\/images.unsplash.com\/photo-1573496773490-9c1ba7d580f0?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwzNTF8fGRldmVsb3BlcnN8ZW58MHx8fHwxNjkwMzY1Mzg4fDA&ixlib=rb-4.0.3&fm=jpg&w=3780&h=5662&fit=max","alt":"sitting woman using laptop computer","attribution":{"author":{"displayName":"Christina @ wocintechchat.com","url":"https:\/\/unsplash.com\/@wocintechchat?utm_source=web_stories_wordpress&utm_medium=referral"},"registerUsageUrl":"https:\/\/media3p.googleapis.com\/v1\/media:registerUsage?token=AW1j3\/fajhgMtAebF8eZRvt5E34Eia41Ezqyp\/AIlOP184AzuYJMdjhRo5qWxWsc8oFBCRN5g0VJbQsvIgdPslhmFKfN2%2Bt\/zKSqRblRdQ%2BjfBwr8YmdMlgvXhF0GoAtU%2BPTdyqM0Y8OGQCcXcgTVhYsL6EHoCYOqetM725eQ1QhvfIAczScqdc8kuoXzZwEFASSH3PLyf8ZbMDAzxlZfOc9erLRJ5OhXV03iH6mkbc2J75\/FLfKWLOJjw%3D%3D"}},"type":"image","x":-2,"y":-58,"width":431,"height":555,"mask":{"type":"rectangle","showInLibrary":true,"name":"Rectangle","path":"M 0,0 1,0 1,1 0,1 0,0 Z","ratio":1,"supportsBorder":true},"id":"91459480-a70f-4085-b14f-85fb81bba3fd","overlay":{"color":{"r":0,"g":0,"b":0,"a":0.5}}},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":false,"backgroundColor":{"color":{"r":216,"g":33,"b":33,"a":0.3}},"x":36,"y":391,"width":410,"height":167,"mask":{"type":"rectangle"},"basedOn":"6e7a22b4-698c-478a-b1e5-458489f89118","border":{"locked":true,"color":{"color":{"r":210,"g":36,"b":36,"a":1}},"left":0,"right":0,"top":0,"bottom":0},"id":"61b97ff1-af1b-433c-bf52-6552d510f5e9","type":"shape"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"scale":100,"focalX":50,"focalY":50,"resource":{"type":"image","mimeType":"image\/png","creationDate":"2021-07-12T14:57:03","src":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png","width":2130,"height":708,"posterId":0,"id":724,"alt":"InterviewBit-White-2","sizes":{"medium":{"file":"InterviewBit-White-2-300x100.png","width":300,"height":100,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png"},"large":{"file":"InterviewBit-White-2-1024x340.png","width":1024,"height":340,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png"},"thumbnail":{"file":"InterviewBit-White-2-150x150.png","width":150,"height":150,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x150.png"},"medium_large":{"file":"InterviewBit-White-2-768x255.png","width":768,"height":255,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png"},"1536x1536":{"file":"InterviewBit-White-2-1536x511.png","width":1536,"height":511,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png"},"2048x2048":{"file":"InterviewBit-White-2-2048x681.png","width":2048,"height":681,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png"},"web-stories-poster-portrait":{"file":"InterviewBit-White-2-640x708.png","width":640,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x708.png"},"web-stories-poster-landscape":{"file":"InterviewBit-White-2-853x640.png","width":853,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-853x640.png"},"web-stories-poster-square":{"file":"InterviewBit-White-2-640x640.png","width":640,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x640.png"},"web-stories-publisher-logo":{"file":"InterviewBit-White-2-96x96.png","width":96,"height":96,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-96x96.png"},"web-stories-thumbnail":{"file":"InterviewBit-White-2-150x50.png","width":150,"height":50,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png"},"full":{"file":"InterviewBit-White-2.png","width":2130,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png"}},"isOptimized":false,"baseColor":"#6e7472","isExternal":false},"type":"image","x":0,"y":-42,"width":177,"height":59,"mask":{"type":"rectangle","showInLibrary":true,"name":"Rectangle","path":"M 0,0 1,0 1,1 0,1 0,0 Z","ratio":1,"supportsBorder":true},"basedOn":"8f05227a-9150-40e9-a027-de187488aa0d","id":"3a4f4b95-3f74-49fe-b8d4-caaea80b1fb8"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Roboto"},"fontSize":20,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1.1,"textAlign":"left","padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"x":49,"y":434,"width":347,"height":89,"content":"<span style=\"color: #fff\">Dynamic nodes for variable data. Perfect for managing data sizes. Tasks like reversing and merging lists are common.<\/span>","basedOn":"2907571c-b725-43b3-8110-8ac3b2b22240","marginOffset":2.3459999999999965,"borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"id":"4e2bdbae-369b-47ad-82c6-76f1c013269b","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Anton"},"fontSize":25,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1.1,"textAlign":"left","padding":{"horizontal":0,"vertical":0},"x":48,"y":397,"width":347,"height":38,"basedOn":"d5786d6a-6f75-47ab-82f4-90095b99dd4f","content":"<span style=\"color: #fff\">Linked List<\/span>","marginOffset":-13.64501953125,"id":"c1ec6b95-af10-4e73-9460-cbce1da37f44","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"FILL","font":{"family":"Bungee"},"fontSize":39,"backgroundColor":{"color":{"r":0,"g":0,"b":0}},"lineHeight":1.19,"textAlign":"center","padding":{"locked":true,"hasHiddenPadding":true,"horizontal":8,"vertical":4},"content":"<span style=\"color: #ba2d2d\">5<\/span>","borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"x":-3,"y":343,"width":72,"height":47,"basedOn":"c4750916-2efd-4e0b-93d5-ef005727f00b","id":"79c99daa-cb21-4557-afe9-de9a6fcd01b3","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Darker Grotesque"},"fontSize":18,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":0.9,"textAlign":"center","padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"content":"<span style=\"font-weight: 700; color: #fff\">Want to become an expert problem solver?<\/span>","borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"x":0,"y":574,"width":412,"height":24,"basedOn":"cd473b3e-8624-4b93-ba59-9d14d23a3f1f","id":"5679154a-0457-43b3-8a4c-8149c420f242","type":"text"}],"animations":[{"id":"07950ad1-b2cd-4a5c-a2c2-a5eddac22b41","type":"effect-fly-in","targets":["4e2bdbae-369b-47ad-82c6-76f1c013269b"],"flyInDir":"leftToRight","duration":800,"delay":600},{"id":"dcc358ca-d0ea-4efa-be32-c7b71ba7f7e7","type":"effect-fly-in","targets":["c1ec6b95-af10-4e73-9460-cbce1da37f44"],"flyInDir":"leftToRight","duration":800,"delay":390},{"id":"ae05b7bb-9b31-4eb5-b328-bc5b4824e77e","type":"effect-fade-in","targets":["61b97ff1-af1b-433c-bf52-6552d510f5e9"],"duration":3000,"delay":0}],"type":"page","id":"9bafc22e-82a6-473d-a84d-1f11067cf3ab","defaultBackgroundElement":{"type":"shape","x":1,"y":1,"width":1,"height":1,"rotationAngle":0,"mask":{"type":"rectangle"},"backgroundColor":{"color":{"r":255,"g":255,"b":255,"a":1}},"isBackground":true,"isDefaultBackground":true,"id":"0f06a768-d7d7-48c3-94fd-0d200978ef7c"},"backgroundColor":{"color":{"r":33,"g":31,"b":30,"a":1}},"pageTemplateType":"editorial","pageAttachment":{"url":"https:\/\/www.interviewbit.com\/courses\/programming\/?utm_source=ib&utm_medium=webstories&utm_campaign=10-must-know-data-structures-for-coding-interviews","icon":"https:\/\/assets.interviewbit.com\/assets\/ib-logo-904db47f8d2208f21a168bfe4851e0fdcc041f2487b6a8ec0b181d3724dbd012.png.gz","needsProxy":true,"ctaText":"Click here"}},{"elements":[{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"x":1,"y":1,"width":1,"height":1,"mask":{"type":"rectangle"},"isBackground":true,"isDefaultBackground":true,"id":"ce0a6c75-4a9a-41cf-847c-6cb02faeaf1a","basedOn":"abedbc9d-33fa-4eb9-9eef-b0676fcd6236","type":"shape"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":false,"scale":100,"focalX":50,"focalY":50,"resource":{"type":"image","mimeType":"image\/jpeg","width":4002,"height":6000,"sizes":{"full":{"file":"media\/unsplash:rdiN0sC2RJ0","sourceUrl":"https:\/\/images.unsplash.com\/photo-1600194991511-4181a2a9bc7c?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw5fHxwZXJzb24lMjB3aXRoJTIwbGFwdG9wfGVufDB8fHx8MTY4OTk0Mjk5OXww&ixlib=rb-4.0.3&fm=jpg&w=4002&h=6000&fit=max","mimeType":"image\/jpeg","width":4002,"height":6000},"large":{"file":"media\/unsplash:rdiN0sC2RJ0","sourceUrl":"https:\/\/images.unsplash.com\/photo-1600194991511-4181a2a9bc7c?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw5fHxwZXJzb24lMjB3aXRoJTIwbGFwdG9wfGVufDB8fHx8MTY4OTk0Mjk5OXww&ixlib=rb-4.0.3&fm=jpg&w=3201&h=4799&fit=max","mimeType":"image\/jpeg","width":3201,"height":4799},"2401_3600":{"file":"media\/unsplash:rdiN0sC2RJ0","sourceUrl":"https:\/\/images.unsplash.com\/photo-1600194991511-4181a2a9bc7c?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw5fHxwZXJzb24lMjB3aXRoJTIwbGFwdG9wfGVufDB8fHx8MTY4OTk0Mjk5OXww&ixlib=rb-4.0.3&fm=jpg&w=2401&h=3600&fit=max","mimeType":"image\/jpeg","width":2401,"height":3600},"1600_2399":{"file":"media\/unsplash:rdiN0sC2RJ0","sourceUrl":"https:\/\/images.unsplash.com\/photo-1600194991511-4181a2a9bc7c?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw5fHxwZXJzb24lMjB3aXRoJTIwbGFwdG9wfGVufDB8fHx8MTY4OTk0Mjk5OXww&ixlib=rb-4.0.3&fm=jpg&w=1600&h=2399&fit=max","mimeType":"image\/jpeg","width":1600,"height":2399},"800_1199":{"file":"media\/unsplash:rdiN0sC2RJ0","sourceUrl":"https:\/\/images.unsplash.com\/photo-1600194991511-4181a2a9bc7c?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw5fHxwZXJzb24lMjB3aXRoJTIwbGFwdG9wfGVufDB8fHx8MTY4OTk0Mjk5OXww&ixlib=rb-4.0.3&fm=jpg&w=800&h=1199&fit=max","mimeType":"image\/jpeg","width":800,"height":1199},"web_stories_thumbnail":{"file":"media\/unsplash:rdiN0sC2RJ0","sourceUrl":"https:\/\/images.unsplash.com\/photo-1600194991511-4181a2a9bc7c?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw5fHxwZXJzb24lMjB3aXRoJTIwbGFwdG9wfGVufDB8fHx8MTY4OTk0Mjk5OXww&ixlib=rb-4.0.3&fm=jpg&w=340&h=510&fit=max","mimeType":"image\/jpeg","width":340,"height":510}},"isPlaceholder":false,"isExternal":true,"needsProxy":false,"id":"media\/unsplash:rdiN0sC2RJ0","baseColor":"#d9d9d9","blurHash":"LcKe4aRj.8xa_NIUWBt6IUxuM{Rj","creationDate":"2020-09-15T18:37:43Z","src":"https:\/\/images.unsplash.com\/photo-1600194991511-4181a2a9bc7c?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw5fHxwZXJzb24lMjB3aXRoJTIwbGFwdG9wfGVufDB8fHx8MTY4OTk0Mjk5OXww&ixlib=rb-4.0.3&fm=jpg&w=4002&h=6000&fit=max","alt":"woman in white shirt using laptop","attribution":{"author":{"displayName":"Windows","url":"https:\/\/unsplash.com\/@windows?utm_source=web_stories_wordpress&utm_medium=referral"},"registerUsageUrl":"https:\/\/media3p.googleapis.com\/v1\/media:registerUsage?token=AW1j3\/c6gjPTXD2kXvOLzj8gqEgJHyMqLDelAzjo7aaXyJpujgj3J9MWo5YcOhM8pBRyrHa6Cg1jQ%2BMsn4oFqYWn44XVO%2BDTytOmidI7H6nwIijBHf2BSi7I\/NSVE30H%2Bm5BRPYPCHr\/oWQZI\/cGdPpG0rf7IaVzGTPB2%2BATyowp9%2Bi9O5UnJxbtgUoV4rPtEs1hmnC7U5GGvit5Q7XjCEK7sdneas6DGNvtZ0H3bqVDednDtG5DqcVlq6g7VRofw0ymAk2Zns8%3D"}},"x":0,"y":-62,"width":462,"height":557,"mask":{"type":"rectangle","showInLibrary":true,"name":"Rectangle","path":"M 0,0 1,0 1,1 0,1 0,0 Z","ratio":1,"supportsBorder":true},"overlay":{"type":"radial","size":{"w":0.67,"h":0.67},"stops":[{"color":{"r":0,"g":0,"b":0,"a":0},"position":0},{"color":{"r":0,"g":0,"b":0,"a":1},"position":1}],"alpha":0.9},"basedOn":"9b40958f-9a76-4507-8199-ff4b6dcd84de","id":"24a933d0-ea13-4444-a931-c5264aeff05d","type":"image"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":false,"backgroundColor":{"color":{"r":216,"g":33,"b":33,"a":0.3}},"x":36,"y":391,"width":410,"height":167,"mask":{"type":"rectangle"},"basedOn":"6e7a22b4-698c-478a-b1e5-458489f89118","border":{"locked":true,"color":{"color":{"r":210,"g":36,"b":36,"a":1}},"left":0,"right":0,"top":0,"bottom":0},"id":"57be2f36-a9c9-4d59-90ca-a4ff51e21315","type":"shape"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"scale":100,"focalX":50,"focalY":50,"resource":{"type":"image","mimeType":"image\/png","creationDate":"2021-07-12T14:57:03","src":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png","width":2130,"height":708,"posterId":0,"id":724,"alt":"InterviewBit-White-2","sizes":{"medium":{"file":"InterviewBit-White-2-300x100.png","width":300,"height":100,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png"},"large":{"file":"InterviewBit-White-2-1024x340.png","width":1024,"height":340,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png"},"thumbnail":{"file":"InterviewBit-White-2-150x150.png","width":150,"height":150,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x150.png"},"medium_large":{"file":"InterviewBit-White-2-768x255.png","width":768,"height":255,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png"},"1536x1536":{"file":"InterviewBit-White-2-1536x511.png","width":1536,"height":511,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png"},"2048x2048":{"file":"InterviewBit-White-2-2048x681.png","width":2048,"height":681,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png"},"web-stories-poster-portrait":{"file":"InterviewBit-White-2-640x708.png","width":640,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x708.png"},"web-stories-poster-landscape":{"file":"InterviewBit-White-2-853x640.png","width":853,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-853x640.png"},"web-stories-poster-square":{"file":"InterviewBit-White-2-640x640.png","width":640,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x640.png"},"web-stories-publisher-logo":{"file":"InterviewBit-White-2-96x96.png","width":96,"height":96,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-96x96.png"},"web-stories-thumbnail":{"file":"InterviewBit-White-2-150x50.png","width":150,"height":50,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png"},"full":{"file":"InterviewBit-White-2.png","width":2130,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png"}},"isOptimized":false,"baseColor":"#6e7472","isExternal":false},"x":0,"y":-42,"width":177,"height":59,"mask":{"type":"rectangle","showInLibrary":true,"name":"Rectangle","path":"M 0,0 1,0 1,1 0,1 0,0 Z","ratio":1,"supportsBorder":true},"basedOn":"3a4f4b95-3f74-49fe-b8d4-caaea80b1fb8","id":"14b971ae-c50d-4e9b-bb21-7726c0eab91e","type":"image"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Roboto"},"fontSize":20,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1.1,"textAlign":"left","padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"x":50,"y":434,"width":347,"height":89,"content":"<span style=\"color: #fff\">Hierarchical structures for relationships, searching, and sorting. Solve tasks involving tree depth, validation, and traversal.<\/span>","basedOn":"0218b541-6848-44ce-b876-428b41c0a1df","marginOffset":2.3459999999999965,"borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"id":"0dd2df48-22df-449f-9abb-696c5c8502e6","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Anton"},"fontSize":25,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1.1,"textAlign":"left","padding":{"horizontal":0,"vertical":0},"x":48,"y":397,"width":347,"height":38,"basedOn":"c1ec6b95-af10-4e73-9460-cbce1da37f44","content":"<span style=\"color: #fff\">Trees<\/span>","marginOffset":-13.64501953125,"id":"d68353dc-dc0f-4bad-b171-ef95a4f52165","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"FILL","font":{"family":"Bungee"},"fontSize":39,"backgroundColor":{"color":{"r":0,"g":0,"b":0}},"lineHeight":1.19,"textAlign":"center","padding":{"locked":true,"hasHiddenPadding":true,"horizontal":8,"vertical":4},"content":"<span style=\"color: #ba2d2d\">6<\/span>","borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"x":-3,"y":343,"width":72,"height":47,"basedOn":"c4750916-2efd-4e0b-93d5-ef005727f00b","id":"47ad4ce5-c002-4df2-a038-25563bc9871e","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Darker Grotesque"},"fontSize":18,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":0.9,"textAlign":"center","padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"content":"<span style=\"font-weight: 700; color: #fff\">Want to become an expert problem solver?<\/span>","borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"x":0,"y":574,"width":412,"height":24,"basedOn":"cd473b3e-8624-4b93-ba59-9d14d23a3f1f","id":"f8aaf2ff-c38c-4b8b-a0ad-8a2fbd216f86","type":"text"}],"backgroundColor":{"color":{"r":33,"g":31,"b":30,"a":1}},"animations":[{"id":"f8b656dc-ec7e-472c-9c85-ac30c0e35fbf","type":"effect-fly-in","targets":["0dd2df48-22df-449f-9abb-696c5c8502e6"],"flyInDir":"leftToRight","duration":800,"delay":600},{"id":"ffa5554b-7bc1-4f1c-b4d6-28bb57573b81","type":"effect-fly-in","targets":["d68353dc-dc0f-4bad-b171-ef95a4f52165"],"flyInDir":"leftToRight","duration":800,"delay":390},{"id":"0a860bef-11ea-4460-8f3b-ad73d4ec2586","type":"effect-fade-in","targets":["57be2f36-a9c9-4d59-90ca-a4ff51e21315"],"duration":3000,"delay":0}],"type":"page","id":"8f991515-4cef-4c94-b169-0160b442ce18","defaultBackgroundElement":{"type":"shape","x":1,"y":1,"width":1,"height":1,"rotationAngle":0,"mask":{"type":"rectangle"},"backgroundColor":{"color":{"r":255,"g":255,"b":255,"a":1}},"isBackground":true,"isDefaultBackground":true,"id":"0f06a768-d7d7-48c3-94fd-0d200978ef7c"},"pageTemplateType":"editorial","pageAttachment":{"url":"https:\/\/www.interviewbit.com\/courses\/programming\/?utm_source=ib&utm_medium=webstories&utm_campaign=10-must-know-data-structures-for-coding-interviews","icon":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2022\/01\/SQL-Commands-2048x1000.png","needsProxy":false,"ctaText":"Click here"}},{"elements":[{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"x":1,"y":1,"width":1,"height":1,"mask":{"type":"rectangle"},"isBackground":true,"isDefaultBackground":true,"id":"1b2e0340-a7f6-45f9-a8de-c6bc20f2650e","basedOn":"ce0a6c75-4a9a-41cf-847c-6cb02faeaf1a","type":"shape"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":false,"scale":100,"focalX":50,"focalY":50,"resource":{"type":"image","mimeType":"image\/jpeg","width":4376,"height":6564,"sizes":{"full":{"file":"media\/unsplash:zWkZwLUTlbw","sourceUrl":"https:\/\/images.unsplash.com\/photo-1598257006408-538c27529235?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODk5NDMwNzF8MA&ixlib=rb-4.0.3&fm=jpg&w=4376&h=6564&fit=max","mimeType":"image\/jpeg","width":4376,"height":6564},"large":{"file":"media\/unsplash:zWkZwLUTlbw","sourceUrl":"https:\/\/images.unsplash.com\/photo-1598257006408-538c27529235?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODk5NDMwNzF8MA&ixlib=rb-4.0.3&fm=jpg&w=3500&h=5250&fit=max","mimeType":"image\/jpeg","width":3500,"height":5250},"2625_3938":{"file":"media\/unsplash:zWkZwLUTlbw","sourceUrl":"https:\/\/images.unsplash.com\/photo-1598257006408-538c27529235?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODk5NDMwNzF8MA&ixlib=rb-4.0.3&fm=jpg&w=2625&h=3938&fit=max","mimeType":"image\/jpeg","width":2625,"height":3938},"1750_2625":{"file":"media\/unsplash:zWkZwLUTlbw","sourceUrl":"https:\/\/images.unsplash.com\/photo-1598257006408-538c27529235?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODk5NDMwNzF8MA&ixlib=rb-4.0.3&fm=jpg&w=1750&h=2625&fit=max","mimeType":"image\/jpeg","width":1750,"height":2625},"875_1313":{"file":"media\/unsplash:zWkZwLUTlbw","sourceUrl":"https:\/\/images.unsplash.com\/photo-1598257006408-538c27529235?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODk5NDMwNzF8MA&ixlib=rb-4.0.3&fm=jpg&w=875&h=1313&fit=max","mimeType":"image\/jpeg","width":875,"height":1313},"web_stories_thumbnail":{"file":"media\/unsplash:zWkZwLUTlbw","sourceUrl":"https:\/\/images.unsplash.com\/photo-1598257006408-538c27529235?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODk5NDMwNzF8MA&ixlib=rb-4.0.3&fm=jpg&w=340&h=510&fit=max","mimeType":"image\/jpeg","width":340,"height":510}},"isPlaceholder":false,"isExternal":true,"needsProxy":false,"id":"media\/unsplash:zWkZwLUTlbw","baseColor":"#262626","blurHash":"LcI4@dV[xu-p_NtRtRtR-;-pR*Nd","creationDate":"2020-08-24T10:43:01Z","src":"https:\/\/images.unsplash.com\/photo-1598257006408-538c27529235?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwyMnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODk5NDMwNzF8MA&ixlib=rb-4.0.3&fm=jpg&w=4376&h=6564&fit=max","alt":"woman in black blazer using macbook","attribution":{"author":{"displayName":"Magnet.me","url":"https:\/\/unsplash.com\/@magnetme?utm_source=web_stories_wordpress&utm_medium=referral"},"registerUsageUrl":"https:\/\/media3p.googleapis.com\/v1\/media:registerUsage?token=AW1j3\/dSXBvI31MfcaPNlE\/ZdO\/B2ucIvN6sHIAPQwnKuQp9V7CpATlqlV8oduLmYPAr9k5XzDQrRj9cGri8AEqL6JX3gronhjW8V0hSQKqBadC\/hMUSD%2B0xzHRwBJs8QhxNBnlmrO9cDVkU%2BTD%2Bma9C2kHfGqTTd3tFqdC2VFPUFkIajiNoRxwcHyFRuQOjA\/bnMGAB5vWpomTJ1RjkVZoQlLcSoARRZZn2g2xwbdGLmxh5MRrBSzn3XRP3IAivZgePdF2lLmzNnw%3D%3D"}},"x":-5,"y":-57,"width":457,"height":553,"mask":{"type":"rectangle","showInLibrary":true,"name":"Rectangle","path":"M 0,0 1,0 1,1 0,1 0,0 Z","ratio":1,"supportsBorder":true},"overlay":{"type":"radial","size":{"w":0.67,"h":0.67},"stops":[{"color":{"r":0,"g":0,"b":0,"a":0},"position":0},{"color":{"r":0,"g":0,"b":0,"a":1},"position":1}],"alpha":0.8},"basedOn":"ea10696f-a3ef-4bc0-837c-7620a85a3e8e","id":"b079f187-1742-434c-9e47-39200b87e798","type":"image"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":false,"backgroundColor":{"color":{"r":216,"g":33,"b":33,"a":0.3}},"x":36,"y":391,"width":410,"height":167,"mask":{"type":"rectangle"},"basedOn":"6e7a22b4-698c-478a-b1e5-458489f89118","border":{"locked":true,"color":{"color":{"r":210,"g":36,"b":36,"a":1}},"left":0,"right":0,"top":0,"bottom":0},"id":"4b4d53c1-5d50-40e0-a37d-4ab62e2d7b4e","type":"shape"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"scale":100,"focalX":50,"focalY":50,"resource":{"type":"image","mimeType":"image\/png","creationDate":"2021-07-12T14:57:03","src":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png","width":2130,"height":708,"posterId":0,"id":724,"alt":"InterviewBit-White-2","sizes":{"medium":{"file":"InterviewBit-White-2-300x100.png","width":300,"height":100,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png"},"large":{"file":"InterviewBit-White-2-1024x340.png","width":1024,"height":340,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png"},"thumbnail":{"file":"InterviewBit-White-2-150x150.png","width":150,"height":150,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x150.png"},"medium_large":{"file":"InterviewBit-White-2-768x255.png","width":768,"height":255,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png"},"1536x1536":{"file":"InterviewBit-White-2-1536x511.png","width":1536,"height":511,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png"},"2048x2048":{"file":"InterviewBit-White-2-2048x681.png","width":2048,"height":681,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png"},"web-stories-poster-portrait":{"file":"InterviewBit-White-2-640x708.png","width":640,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x708.png"},"web-stories-poster-landscape":{"file":"InterviewBit-White-2-853x640.png","width":853,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-853x640.png"},"web-stories-poster-square":{"file":"InterviewBit-White-2-640x640.png","width":640,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x640.png"},"web-stories-publisher-logo":{"file":"InterviewBit-White-2-96x96.png","width":96,"height":96,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-96x96.png"},"web-stories-thumbnail":{"file":"InterviewBit-White-2-150x50.png","width":150,"height":50,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png"},"full":{"file":"InterviewBit-White-2.png","width":2130,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png"}},"isOptimized":false,"baseColor":"#6e7472","isExternal":false},"x":0,"y":-42,"width":177,"height":59,"mask":{"type":"rectangle","showInLibrary":true,"name":"Rectangle","path":"M 0,0 1,0 1,1 0,1 0,0 Z","ratio":1,"supportsBorder":true},"basedOn":"14b971ae-c50d-4e9b-bb21-7726c0eab91e","id":"65d3d014-dd94-4a5c-87df-a701e821016b","type":"image"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Roboto"},"fontSize":20,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1.1,"textAlign":"left","padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"x":48,"y":435,"width":347,"height":89,"content":"<span style=\"color: #fff\">Binary tree-based structures for priority queues. Solve tasks like finding largest elements, merging sorting lists, sorting characters by frequency, and more.<\/span>","basedOn":"0dd2df48-22df-449f-9abb-696c5c8502e6","marginOffset":2.3459999999999965,"borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"id":"70f8d7ca-cdf1-4889-9001-e5c9749ce34d","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Anton"},"fontSize":25,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1.1,"textAlign":"left","padding":{"horizontal":0,"vertical":0},"x":48,"y":397,"width":347,"height":38,"basedOn":"d68353dc-dc0f-4bad-b171-ef95a4f52165","content":"<span style=\"color: #fff\">Heaps<\/span>","marginOffset":-13.64501953125,"id":"d3734691-e338-4687-a283-95e35713b5cb","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"FILL","font":{"family":"Bungee"},"fontSize":39,"backgroundColor":{"color":{"r":0,"g":0,"b":0}},"lineHeight":1.19,"textAlign":"center","padding":{"locked":true,"hasHiddenPadding":true,"horizontal":8,"vertical":4},"content":"<span style=\"color: #ba2d2d\">7<\/span>","borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"x":-3,"y":343,"width":72,"height":47,"basedOn":"c4750916-2efd-4e0b-93d5-ef005727f00b","id":"17ee718a-3eb6-4097-a286-b381812f9ab0","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Darker Grotesque"},"fontSize":18,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":0.9,"textAlign":"center","padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"content":"<span style=\"font-weight: 700; color: #fff\">Want to become an expert problem solver?<\/span>","borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"x":0,"y":574,"width":412,"height":24,"basedOn":"cd473b3e-8624-4b93-ba59-9d14d23a3f1f","id":"b9c2234f-3be4-44c7-9252-a3511c3dd298","type":"text"}],"backgroundColor":{"color":{"r":33,"g":31,"b":30,"a":1}},"animations":[{"id":"fbfe136b-fd86-42d1-944f-fb102f8cb283","type":"effect-fly-in","targets":["70f8d7ca-cdf1-4889-9001-e5c9749ce34d"],"flyInDir":"leftToRight","duration":800,"delay":600},{"id":"90e3721c-9f30-4201-a8f4-8f6ccf7a11f1","type":"effect-fly-in","targets":["d3734691-e338-4687-a283-95e35713b5cb"],"flyInDir":"leftToRight","duration":800,"delay":390},{"id":"52234f3b-ef79-49fb-b570-d101c5f5359e","type":"effect-fade-in","targets":["4b4d53c1-5d50-40e0-a37d-4ab62e2d7b4e"],"duration":3000,"delay":0}],"type":"page","id":"ac2a7716-6abe-47ec-89eb-cf2dcfc926e1","defaultBackgroundElement":{"type":"shape","x":1,"y":1,"width":1,"height":1,"rotationAngle":0,"mask":{"type":"rectangle"},"backgroundColor":{"color":{"r":255,"g":255,"b":255,"a":1}},"isBackground":true,"isDefaultBackground":true,"id":"0f06a768-d7d7-48c3-94fd-0d200978ef7c"},"pageTemplateType":"editorial","pageAttachment":{"url":"https:\/\/www.interviewbit.com\/courses\/programming\/?utm_source=ib&utm_medium=webstories&utm_campaign=10-must-know-data-structures-for-coding-interviews","icon":"https:\/\/assets.interviewbit.com\/assets\/ib-logo-904db47f8d2208f21a168bfe4851e0fdcc041f2487b6a8ec0b181d3724dbd012.png.gz","needsProxy":true,"ctaText":"Click here"}},{"elements":[{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"x":1,"y":1,"width":1,"height":1,"mask":{"type":"rectangle"},"isBackground":true,"isDefaultBackground":true,"id":"6b837d9b-35a7-4968-94ac-e193ff5b6616","basedOn":"1b2e0340-a7f6-45f9-a8de-c6bc20f2650e","type":"shape"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":false,"scale":100,"focalX":50,"focalY":50,"resource":{"type":"image","mimeType":"image\/jpeg","width":5466,"height":3644,"sizes":{"full":{"file":"media\/unsplash:97HfVpyNR1M","sourceUrl":"https:\/\/images.unsplash.com\/photo-1555421689-3f034debb7a6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw0Nnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODg0NzM0MzF8MA&ixlib=rb-4.0.3&fm=jpg&w=5466&h=3644&fit=max","mimeType":"image\/jpeg","width":5466,"height":3644},"large":{"file":"media\/unsplash:97HfVpyNR1M","sourceUrl":"https:\/\/images.unsplash.com\/photo-1555421689-3f034debb7a6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw0Nnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODg0NzM0MzF8MA&ixlib=rb-4.0.3&fm=jpg&w=4372&h=2915&fit=max","mimeType":"image\/jpeg","width":4372,"height":2915},"3279_2186":{"file":"media\/unsplash:97HfVpyNR1M","sourceUrl":"https:\/\/images.unsplash.com\/photo-1555421689-3f034debb7a6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw0Nnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODg0NzM0MzF8MA&ixlib=rb-4.0.3&fm=jpg&w=3279&h=2186&fit=max","mimeType":"image\/jpeg","width":3279,"height":2186},"2186_1457":{"file":"media\/unsplash:97HfVpyNR1M","sourceUrl":"https:\/\/images.unsplash.com\/photo-1555421689-3f034debb7a6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw0Nnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODg0NzM0MzF8MA&ixlib=rb-4.0.3&fm=jpg&w=2186&h=1457&fit=max","mimeType":"image\/jpeg","width":2186,"height":1457},"1093_729":{"file":"media\/unsplash:97HfVpyNR1M","sourceUrl":"https:\/\/images.unsplash.com\/photo-1555421689-3f034debb7a6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw0Nnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODg0NzM0MzF8MA&ixlib=rb-4.0.3&fm=jpg&w=1093&h=729&fit=max","mimeType":"image\/jpeg","width":1093,"height":729},"web_stories_thumbnail":{"file":"media\/unsplash:97HfVpyNR1M","sourceUrl":"https:\/\/images.unsplash.com\/photo-1555421689-3f034debb7a6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw0Nnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODg0NzM0MzF8MA&ixlib=rb-4.0.3&fm=jpg&w=340&h=227&fit=max","mimeType":"image\/jpeg","width":340,"height":227}},"isPlaceholder":false,"isExternal":true,"needsProxy":false,"id":"media\/unsplash:97HfVpyNR1M","baseColor":"#f3f3f3","blurHash":"LSJa}^_4%gt6~q%2ozRPMxRjxaoz","creationDate":"2019-04-16T13:35:12Z","src":"https:\/\/images.unsplash.com\/photo-1555421689-3f034debb7a6?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHw0Nnx8cGVyc29uJTIwd2l0aCUyMGxhcHRvcHxlbnwwfHx8fDE2ODg0NzM0MzF8MA&ixlib=rb-4.0.3&fm=jpg&w=5466&h=3644&fit=max","alt":"men's blue collared top near silver MacBook","attribution":{"author":{"displayName":"Austin Distel","url":"https:\/\/unsplash.com\/@austindistel?utm_source=web_stories_wordpress&utm_medium=referral"},"registerUsageUrl":"https:\/\/media3p.googleapis.com\/v1\/media:registerUsage?token=AW1j3\/cyvhX0uXsSlcEHhEfb693xsZRNnjz8OrIsf9QmcBEbAoOcoSGjz5VYjzGZ7FKuj02B%2BLoNc36ylX\/cmW\/NeW4ygARoOdi05c2Y1NUoNBZSZ5tmvQz29twbNOs\/xIzAfdvcc7rlVOWt%2B1I30f6hOthWWMDe9rDrgkYEas59oi6uL9sbIcAwn3XMp8xudu4y4wXkIUZPPWTpiFGSSkd7DiOuGKOMHtZ2bL6q97gxDU94l%2BtV%2B6qRSo2sHcHpKhxRkyRNy5RGeA%3D%3D"}},"type":"image","x":0,"y":-58,"width":614,"height":554,"mask":{"type":"rectangle","showInLibrary":true,"name":"Rectangle","path":"M 0,0 1,0 1,1 0,1 0,0 Z","ratio":1,"supportsBorder":true},"id":"ed7bdbda-769c-451e-88f7-b8fd8398225d","overlay":{"type":"radial","size":{"w":0.67,"h":0.67},"stops":[{"color":{"r":0,"g":0,"b":0,"a":0},"position":0},{"color":{"r":0,"g":0,"b":0,"a":1},"position":1}],"alpha":0.9}},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":false,"backgroundColor":{"color":{"r":216,"g":33,"b":33,"a":0.3}},"x":36,"y":391,"width":410,"height":167,"mask":{"type":"rectangle"},"basedOn":"6e7a22b4-698c-478a-b1e5-458489f89118","border":{"locked":true,"color":{"color":{"r":210,"g":36,"b":36,"a":1}},"left":0,"right":0,"top":0,"bottom":0},"id":"8a7a134e-cfbf-4eb3-8ae8-a579bef42e19","type":"shape"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"scale":100,"focalX":50,"focalY":50,"resource":{"type":"image","mimeType":"image\/png","creationDate":"2021-07-12T14:57:03","src":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png","width":2130,"height":708,"posterId":0,"id":724,"alt":"InterviewBit-White-2","sizes":{"medium":{"file":"InterviewBit-White-2-300x100.png","width":300,"height":100,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png"},"large":{"file":"InterviewBit-White-2-1024x340.png","width":1024,"height":340,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png"},"thumbnail":{"file":"InterviewBit-White-2-150x150.png","width":150,"height":150,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x150.png"},"medium_large":{"file":"InterviewBit-White-2-768x255.png","width":768,"height":255,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png"},"1536x1536":{"file":"InterviewBit-White-2-1536x511.png","width":1536,"height":511,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png"},"2048x2048":{"file":"InterviewBit-White-2-2048x681.png","width":2048,"height":681,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png"},"web-stories-poster-portrait":{"file":"InterviewBit-White-2-640x708.png","width":640,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x708.png"},"web-stories-poster-landscape":{"file":"InterviewBit-White-2-853x640.png","width":853,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-853x640.png"},"web-stories-poster-square":{"file":"InterviewBit-White-2-640x640.png","width":640,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x640.png"},"web-stories-publisher-logo":{"file":"InterviewBit-White-2-96x96.png","width":96,"height":96,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-96x96.png"},"web-stories-thumbnail":{"file":"InterviewBit-White-2-150x50.png","width":150,"height":50,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png"},"full":{"file":"InterviewBit-White-2.png","width":2130,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png"}},"isOptimized":false,"baseColor":"#6e7472","isExternal":false},"x":0,"y":-42,"width":177,"height":59,"mask":{"type":"rectangle","showInLibrary":true,"name":"Rectangle","path":"M 0,0 1,0 1,1 0,1 0,0 Z","ratio":1,"supportsBorder":true},"basedOn":"65d3d014-dd94-4a5c-87df-a701e821016b","id":"b60b71b4-98fc-42c2-adb4-8fd4d5b2d243","type":"image"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Roboto"},"fontSize":20,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1.1,"textAlign":"left","padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"x":48,"y":435,"width":347,"height":89,"content":"<span style=\"color: #fff\">Complex relationships modeled with nodes and edges. Handy for network operations, shortest paths, and cycle detection.<\/span>","basedOn":"70f8d7ca-cdf1-4889-9001-e5c9749ce34d","marginOffset":2.3459999999999965,"borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"id":"e66c0a30-52d0-46fc-b22f-d3a155eafdce","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Anton"},"fontSize":25,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1.1,"textAlign":"left","padding":{"horizontal":0,"vertical":0},"x":48,"y":397,"width":347,"height":38,"basedOn":"d3734691-e338-4687-a283-95e35713b5cb","content":"<span style=\"color: #fff\">Graphs<\/span>","marginOffset":-13.64501953125,"id":"6a7c070e-1cfa-4a6e-9e37-04df12d7b580","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"FILL","font":{"family":"Bungee"},"fontSize":39,"backgroundColor":{"color":{"r":0,"g":0,"b":0}},"lineHeight":1.19,"textAlign":"center","padding":{"locked":true,"hasHiddenPadding":true,"horizontal":8,"vertical":4},"content":"<span style=\"color: #ba2d2d\">8<\/span>","borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"x":-3,"y":343,"width":72,"height":47,"basedOn":"c4750916-2efd-4e0b-93d5-ef005727f00b","id":"0b773c41-2590-4771-baa0-cf099b2b4774","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Darker Grotesque"},"fontSize":18,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":0.9,"textAlign":"center","padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"content":"<span style=\"font-weight: 700; color: #fff\">Want to become an expert problem solver?<\/span>","borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"x":0,"y":574,"width":412,"height":24,"basedOn":"cd473b3e-8624-4b93-ba59-9d14d23a3f1f","id":"5536c4a5-ab25-4090-896d-a44f79c7c3aa","type":"text"}],"backgroundColor":{"color":{"r":33,"g":31,"b":30,"a":1}},"animations":[{"id":"ded517d7-468b-481e-9c2f-83c641330bfd","type":"effect-fly-in","targets":["e66c0a30-52d0-46fc-b22f-d3a155eafdce"],"flyInDir":"leftToRight","duration":800,"delay":600},{"id":"8666a5e1-184a-4656-9a88-a4f1036e0689","type":"effect-fly-in","targets":["6a7c070e-1cfa-4a6e-9e37-04df12d7b580"],"flyInDir":"leftToRight","duration":800,"delay":390},{"id":"c0e3f7e6-9eeb-4843-b310-10402566de39","type":"effect-fade-in","targets":["8a7a134e-cfbf-4eb3-8ae8-a579bef42e19"],"duration":3000,"delay":0}],"type":"page","id":"c98e636f-65b9-4a2c-b88e-60d2cc78c3fc","defaultBackgroundElement":{"type":"shape","x":1,"y":1,"width":1,"height":1,"rotationAngle":0,"mask":{"type":"rectangle"},"backgroundColor":{"color":{"r":255,"g":255,"b":255,"a":1}},"isBackground":true,"isDefaultBackground":true,"id":"0f06a768-d7d7-48c3-94fd-0d200978ef7c"},"pageTemplateType":"editorial","pageAttachment":{"url":"https:\/\/www.interviewbit.com\/courses\/programming\/?utm_source=ib&utm_medium=webstories&utm_campaign=10-must-know-data-structures-for-coding-interviews","icon":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2022\/01\/SQL-Commands-2048x1000.png","needsProxy":false,"ctaText":"Click here"}},{"elements":[{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"x":1,"y":1,"width":1,"height":1,"mask":{"type":"rectangle"},"isBackground":true,"isDefaultBackground":true,"id":"a803f31d-abd6-4e91-bc6b-7d7152452de2","basedOn":"6b837d9b-35a7-4968-94ac-e193ff5b6616","type":"shape"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":false,"scale":100,"focalX":50,"focalY":50,"resource":{"type":"image","mimeType":"image\/jpeg","width":5472,"height":3648,"sizes":{"full":{"file":"media\/unsplash:-2vD8lIhdnw","sourceUrl":"https:\/\/images.unsplash.com\/photo-1516534775068-ba3e7458af70?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMjR8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDIyfDA&ixlib=rb-4.0.3&fm=jpg&w=5472&h=3648&fit=max","mimeType":"image\/jpeg","width":5472,"height":3648},"large":{"file":"media\/unsplash:-2vD8lIhdnw","sourceUrl":"https:\/\/images.unsplash.com\/photo-1516534775068-ba3e7458af70?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMjR8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDIyfDA&ixlib=rb-4.0.3&fm=jpg&w=4377&h=2918&fit=max","mimeType":"image\/jpeg","width":4377,"height":2918},"3283_2189":{"file":"media\/unsplash:-2vD8lIhdnw","sourceUrl":"https:\/\/images.unsplash.com\/photo-1516534775068-ba3e7458af70?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMjR8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDIyfDA&ixlib=rb-4.0.3&fm=jpg&w=3283&h=2189&fit=max","mimeType":"image\/jpeg","width":3283,"height":2189},"2188_1459":{"file":"media\/unsplash:-2vD8lIhdnw","sourceUrl":"https:\/\/images.unsplash.com\/photo-1516534775068-ba3e7458af70?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMjR8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDIyfDA&ixlib=rb-4.0.3&fm=jpg&w=2188&h=1459&fit=max","mimeType":"image\/jpeg","width":2188,"height":1459},"1094_729":{"file":"media\/unsplash:-2vD8lIhdnw","sourceUrl":"https:\/\/images.unsplash.com\/photo-1516534775068-ba3e7458af70?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMjR8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDIyfDA&ixlib=rb-4.0.3&fm=jpg&w=1094&h=729&fit=max","mimeType":"image\/jpeg","width":1094,"height":729},"web_stories_thumbnail":{"file":"media\/unsplash:-2vD8lIhdnw","sourceUrl":"https:\/\/images.unsplash.com\/photo-1516534775068-ba3e7458af70?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMjR8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDIyfDA&ixlib=rb-4.0.3&fm=jpg&w=340&h=227&fit=max","mimeType":"image\/jpeg","width":340,"height":227}},"isPlaceholder":false,"isExternal":true,"needsProxy":false,"id":"media\/unsplash:-2vD8lIhdnw","baseColor":"#f3f3f3","blurHash":"LpNv-~DN.8xu?bofogx]ozWBV@oz","creationDate":"2018-01-21T11:41:24Z","src":"https:\/\/images.unsplash.com\/photo-1516534775068-ba3e7458af70?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxMjR8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDIyfDA&ixlib=rb-4.0.3&fm=jpg&w=5472&h=3648&fit=max","alt":"woman biting pencil while sitting on chair in front of computer during daytime","attribution":{"author":{"displayName":"JESHOOTS.COM","url":"https:\/\/unsplash.com\/@jeshoots?utm_source=web_stories_wordpress&utm_medium=referral"},"registerUsageUrl":"https:\/\/media3p.googleapis.com\/v1\/media:registerUsage?token=AdM%2BFxcEvsOvYUu6f7Es5ALF\/9iBPMFb\/90VLs65ZUpilaJpKvfPfkuXeQZD62MEM6%2B8mtzhKNM1sLMlTMaepFcgo6fCxGbDgz2Slw0Q%2BPcNJ9kvyGNr0k1T1ZmSXhcsvGL5hBSfTmwDcgCyv9q1lVIrrk2PwWUB7asBnPics3Ztka44Fjkg4zrBud14GBRYGhEY\/cJEQWX55wvPm3IyU00m%2BCdmoEs7PH8jYjaY0g3BCVlOZfphEzqDXywicoxt%2Boa9Rx1tNA%3D%3D"}},"type":"image","x":0,"y":-57,"width":757,"height":551,"mask":{"type":"rectangle","showInLibrary":true,"name":"Rectangle","path":"M 0,0 1,0 1,1 0,1 0,0 Z","ratio":1,"supportsBorder":true},"id":"96c7fb02-3bcc-4552-be0b-1839890f9a35","overlay":{"type":"radial","size":{"w":0.67,"h":0.67},"stops":[{"color":{"r":0,"g":0,"b":0,"a":0},"position":0},{"color":{"r":0,"g":0,"b":0,"a":1},"position":1}],"alpha":0.8}},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":false,"backgroundColor":{"color":{"r":216,"g":33,"b":33,"a":0.3}},"x":36,"y":391,"width":410,"height":167,"mask":{"type":"rectangle"},"basedOn":"6e7a22b4-698c-478a-b1e5-458489f89118","border":{"locked":true,"color":{"color":{"r":210,"g":36,"b":36,"a":1}},"left":0,"right":0,"top":0,"bottom":0},"id":"36647dbc-0100-4dec-96ca-7e14dc77ad5a","type":"shape"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"scale":100,"focalX":50,"focalY":50,"resource":{"type":"image","mimeType":"image\/png","creationDate":"2021-07-12T14:57:03","src":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png","width":2130,"height":708,"posterId":0,"id":724,"alt":"InterviewBit-White-2","sizes":{"medium":{"file":"InterviewBit-White-2-300x100.png","width":300,"height":100,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png"},"large":{"file":"InterviewBit-White-2-1024x340.png","width":1024,"height":340,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png"},"thumbnail":{"file":"InterviewBit-White-2-150x150.png","width":150,"height":150,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x150.png"},"medium_large":{"file":"InterviewBit-White-2-768x255.png","width":768,"height":255,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png"},"1536x1536":{"file":"InterviewBit-White-2-1536x511.png","width":1536,"height":511,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png"},"2048x2048":{"file":"InterviewBit-White-2-2048x681.png","width":2048,"height":681,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png"},"web-stories-poster-portrait":{"file":"InterviewBit-White-2-640x708.png","width":640,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x708.png"},"web-stories-poster-landscape":{"file":"InterviewBit-White-2-853x640.png","width":853,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-853x640.png"},"web-stories-poster-square":{"file":"InterviewBit-White-2-640x640.png","width":640,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x640.png"},"web-stories-publisher-logo":{"file":"InterviewBit-White-2-96x96.png","width":96,"height":96,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-96x96.png"},"web-stories-thumbnail":{"file":"InterviewBit-White-2-150x50.png","width":150,"height":50,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png"},"full":{"file":"InterviewBit-White-2.png","width":2130,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png"}},"isOptimized":false,"baseColor":"#6e7472","isExternal":false},"x":0,"y":-42,"width":177,"height":59,"mask":{"type":"rectangle","showInLibrary":true,"name":"Rectangle","path":"M 0,0 1,0 1,1 0,1 0,0 Z","ratio":1,"supportsBorder":true},"basedOn":"b60b71b4-98fc-42c2-adb4-8fd4d5b2d243","id":"9300a605-8813-429c-866a-1d7f1b5e42c7","type":"image"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Roboto"},"fontSize":20,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1.1,"textAlign":"left","padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"x":48,"y":435,"width":347,"height":89,"content":"<span style=\"color: #fff\">Key-value pairs with quick access. Widely used in databases and search engines. Solve tasks involving anagrams and groupings.<\/span>","basedOn":"e66c0a30-52d0-46fc-b22f-d3a155eafdce","marginOffset":2.3459999999999965,"borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"id":"a8fc7717-a1ae-4fb4-bae0-eebffb28e7d9","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Anton"},"fontSize":25,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1.1,"textAlign":"left","padding":{"horizontal":0,"vertical":0},"x":48,"y":397,"width":347,"height":38,"basedOn":"6a7c070e-1cfa-4a6e-9e37-04df12d7b580","content":"<span style=\"color: #fff\">Hash Tables<\/span>","marginOffset":-13.64501953125,"id":"87bed39f-e33f-446f-b4a2-78c228fd1857","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"FILL","font":{"family":"Bungee"},"fontSize":39,"backgroundColor":{"color":{"r":0,"g":0,"b":0}},"lineHeight":1.19,"textAlign":"center","padding":{"locked":true,"hasHiddenPadding":true,"horizontal":8,"vertical":4},"content":"<span style=\"color: #ba2d2d\">9<\/span>","borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"x":-3,"y":343,"width":72,"height":47,"basedOn":"c4750916-2efd-4e0b-93d5-ef005727f00b","id":"2a579a08-52bf-4cbc-9a25-c1ef02e76c82","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Darker Grotesque"},"fontSize":18,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":0.9,"textAlign":"center","padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"content":"<span style=\"font-weight: 700; color: #fff\">Want to become an expert problem solver?<\/span>","borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"x":0,"y":574,"width":412,"height":24,"basedOn":"cd473b3e-8624-4b93-ba59-9d14d23a3f1f","id":"25386845-774b-4ace-b418-7a33f515b1ba","type":"text"}],"backgroundColor":{"color":{"r":33,"g":31,"b":30,"a":1}},"animations":[{"id":"3b912f66-d238-4a51-a6f1-523d38fc3dfd","type":"effect-fly-in","targets":["a8fc7717-a1ae-4fb4-bae0-eebffb28e7d9"],"flyInDir":"leftToRight","duration":800,"delay":600},{"id":"cec3051f-0341-444b-83cf-44b2d66f273d","type":"effect-fly-in","targets":["87bed39f-e33f-446f-b4a2-78c228fd1857"],"flyInDir":"leftToRight","duration":800,"delay":390},{"id":"78982986-8824-49e1-9cae-731ad1ca03f1","type":"effect-fade-in","targets":["36647dbc-0100-4dec-96ca-7e14dc77ad5a"],"duration":3000,"delay":0}],"type":"page","id":"9af473da-bbcc-40db-9309-77ed4a814960","defaultBackgroundElement":{"type":"shape","x":1,"y":1,"width":1,"height":1,"rotationAngle":0,"mask":{"type":"rectangle"},"backgroundColor":{"color":{"r":255,"g":255,"b":255,"a":1}},"isBackground":true,"isDefaultBackground":true,"id":"0f06a768-d7d7-48c3-94fd-0d200978ef7c"},"pageTemplateType":"editorial","pageAttachment":{"url":"https:\/\/www.interviewbit.com\/courses\/programming\/?utm_source=ib&utm_medium=webstories&utm_campaign=10-must-know-data-structures-for-coding-interviews","icon":"https:\/\/assets.interviewbit.com\/assets\/ib-logo-904db47f8d2208f21a168bfe4851e0fdcc041f2487b6a8ec0b181d3724dbd012.png.gz","needsProxy":true,"ctaText":"Click here"}},{"elements":[{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"x":1,"y":1,"width":1,"height":1,"mask":{"type":"rectangle"},"isBackground":true,"isDefaultBackground":true,"id":"34ad6139-8d2e-40d4-84ce-538e2a1961b5","basedOn":"a803f31d-abd6-4e91-bc6b-7d7152452de2","type":"shape"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":false,"scale":100,"focalX":50,"focalY":50,"resource":{"type":"image","mimeType":"image\/jpeg","width":5184,"height":3456,"sizes":{"full":{"file":"media\/unsplash:YSQNPbBGltI","sourceUrl":"https:\/\/images.unsplash.com\/photo-1507209281643-9cddb381dcea?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNjh8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDgyfDA&ixlib=rb-4.0.3&fm=jpg&w=5184&h=3456&fit=max","mimeType":"image\/jpeg","width":5184,"height":3456},"large":{"file":"media\/unsplash:YSQNPbBGltI","sourceUrl":"https:\/\/images.unsplash.com\/photo-1507209281643-9cddb381dcea?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNjh8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDgyfDA&ixlib=rb-4.0.3&fm=jpg&w=4147&h=2765&fit=max","mimeType":"image\/jpeg","width":4147,"height":2765},"3110_2073":{"file":"media\/unsplash:YSQNPbBGltI","sourceUrl":"https:\/\/images.unsplash.com\/photo-1507209281643-9cddb381dcea?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNjh8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDgyfDA&ixlib=rb-4.0.3&fm=jpg&w=3110&h=2073&fit=max","mimeType":"image\/jpeg","width":3110,"height":2073},"2073_1382":{"file":"media\/unsplash:YSQNPbBGltI","sourceUrl":"https:\/\/images.unsplash.com\/photo-1507209281643-9cddb381dcea?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNjh8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDgyfDA&ixlib=rb-4.0.3&fm=jpg&w=2073&h=1382&fit=max","mimeType":"image\/jpeg","width":2073,"height":1382},"1036_691":{"file":"media\/unsplash:YSQNPbBGltI","sourceUrl":"https:\/\/images.unsplash.com\/photo-1507209281643-9cddb381dcea?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNjh8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDgyfDA&ixlib=rb-4.0.3&fm=jpg&w=1036&h=691&fit=max","mimeType":"image\/jpeg","width":1036,"height":691},"web_stories_thumbnail":{"file":"media\/unsplash:YSQNPbBGltI","sourceUrl":"https:\/\/images.unsplash.com\/photo-1507209281643-9cddb381dcea?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNjh8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDgyfDA&ixlib=rb-4.0.3&fm=jpg&w=340&h=227&fit=max","mimeType":"image\/jpeg","width":340,"height":227}},"isPlaceholder":false,"isExternal":true,"needsProxy":false,"id":"media\/unsplash:YSQNPbBGltI","baseColor":"#f3f3f3","blurHash":"LlL4HD4TtRxu_2ROoetRW9xtjZWX","creationDate":"2017-10-05T13:18:30Z","src":"https:\/\/images.unsplash.com\/photo-1507209281643-9cddb381dcea?ixid=M3wxMzcxOTN8MHwxfHNlYXJjaHwxNjh8fG1hbiUyMHdpdGglMjBsYXB0b3B8ZW58MHx8fHwxNjk0NTk3MDgyfDA&ixlib=rb-4.0.3&fm=jpg&w=5184&h=3456&fit=max","alt":"man touching tablet computer on desk","attribution":{"author":{"displayName":"LinkedIn Sales Solutions","url":"https:\/\/unsplash.com\/@linkedinsalesnavigator?utm_source=web_stories_wordpress&utm_medium=referral"},"registerUsageUrl":"https:\/\/media3p.googleapis.com\/v1\/media:registerUsage?token=AdM%2BFxc5cGmb3kpeLz3x0tjC4lVJOiaXdC\/pZGg1pgh4lIjD69Qk50N\/FRv%2B0Xeq5u3CoTGkoMjJQjvhWgkqwI21V4QJrTyh6978AkcUgxpsqDenylFevMeggKzPn\/JDrP%2BbLEu29l5q%2Bs3BkISacJHwqCHrsPnmy1wflOzdvMg0zzMTHQWra6cz1\/4OS4KLBNiZtyGjiQx2gIuKvX3%2BypS1QqK1HO2GpcW58y6rzIVoLPe6it7hP5HUjWUldLuvONsV4vizrw%3D%3D"}},"type":"image","x":0,"y":-57,"width":579,"height":551,"mask":{"type":"rectangle","showInLibrary":true,"name":"Rectangle","path":"M 0,0 1,0 1,1 0,1 0,0 Z","ratio":1,"supportsBorder":true},"id":"355b702d-942e-4347-a726-42d4e44c819b","overlay":{"type":"radial","size":{"w":0.67,"h":0.67},"stops":[{"color":{"r":0,"g":0,"b":0,"a":0},"position":0},{"color":{"r":0,"g":0,"b":0,"a":1},"position":1}],"alpha":0.8}},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":false,"backgroundColor":{"color":{"r":216,"g":33,"b":33,"a":0.3}},"x":36,"y":391,"width":410,"height":167,"mask":{"type":"rectangle"},"basedOn":"6e7a22b4-698c-478a-b1e5-458489f89118","border":{"locked":true,"color":{"color":{"r":210,"g":36,"b":36,"a":1}},"left":0,"right":0,"top":0,"bottom":0},"id":"d21b20d2-e587-4080-a31e-08df4995a26a","type":"shape"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"scale":100,"focalX":50,"focalY":50,"resource":{"type":"image","mimeType":"image\/png","creationDate":"2021-07-12T14:57:03","src":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png","width":2130,"height":708,"posterId":0,"id":724,"alt":"InterviewBit-White-2","sizes":{"medium":{"file":"InterviewBit-White-2-300x100.png","width":300,"height":100,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png"},"large":{"file":"InterviewBit-White-2-1024x340.png","width":1024,"height":340,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png"},"thumbnail":{"file":"InterviewBit-White-2-150x150.png","width":150,"height":150,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x150.png"},"medium_large":{"file":"InterviewBit-White-2-768x255.png","width":768,"height":255,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png"},"1536x1536":{"file":"InterviewBit-White-2-1536x511.png","width":1536,"height":511,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png"},"2048x2048":{"file":"InterviewBit-White-2-2048x681.png","width":2048,"height":681,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png"},"web-stories-poster-portrait":{"file":"InterviewBit-White-2-640x708.png","width":640,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x708.png"},"web-stories-poster-landscape":{"file":"InterviewBit-White-2-853x640.png","width":853,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-853x640.png"},"web-stories-poster-square":{"file":"InterviewBit-White-2-640x640.png","width":640,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x640.png"},"web-stories-publisher-logo":{"file":"InterviewBit-White-2-96x96.png","width":96,"height":96,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-96x96.png"},"web-stories-thumbnail":{"file":"InterviewBit-White-2-150x50.png","width":150,"height":50,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png"},"full":{"file":"InterviewBit-White-2.png","width":2130,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png"}},"isOptimized":false,"baseColor":"#6e7472","isExternal":false},"x":0,"y":-42,"width":177,"height":59,"mask":{"type":"rectangle","showInLibrary":true,"name":"Rectangle","path":"M 0,0 1,0 1,1 0,1 0,0 Z","ratio":1,"supportsBorder":true},"basedOn":"9300a605-8813-429c-866a-1d7f1b5e42c7","id":"f76ea193-e86e-4825-b82a-54fc4a874a35","type":"image"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Roboto"},"fontSize":20,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1.1,"textAlign":"left","padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"x":48,"y":435,"width":347,"height":89,"content":"<span style=\"color: #fff\">Two-dimensional arrays for linear algebra and data analysis. Solve problems like matrix transformations and pathfinding.<\/span>","basedOn":"a8fc7717-a1ae-4fb4-bae0-eebffb28e7d9","marginOffset":2.3459999999999965,"borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"id":"f5fd50e9-98c3-4e50-8203-b46ae1577c0c","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Anton"},"fontSize":25,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1.1,"textAlign":"left","padding":{"horizontal":0,"vertical":0},"x":48,"y":397,"width":347,"height":38,"basedOn":"87bed39f-e33f-446f-b4a2-78c228fd1857","content":"<span style=\"color: #fff\">Matrix<\/span>","marginOffset":-13.64501953125,"id":"e28a4c32-205c-4bdc-85a3-4c41f7b1b609","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"FILL","font":{"family":"Bungee"},"fontSize":39,"backgroundColor":{"color":{"r":0,"g":0,"b":0}},"lineHeight":1.19,"textAlign":"center","padding":{"locked":true,"hasHiddenPadding":true,"horizontal":8,"vertical":4},"content":"<span style=\"color: #ba2d2d\">10<\/span>","borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"x":-3,"y":343,"width":72,"height":47,"basedOn":"c4750916-2efd-4e0b-93d5-ef005727f00b","id":"9ca7beb5-1341-4e97-8cc1-d7300e3fe5dd","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Darker Grotesque"},"fontSize":18,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":0.9,"textAlign":"center","padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"content":"<span style=\"font-weight: 700; color: #fff\">Want to become an expert problem solver?<\/span>","borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"x":0,"y":574,"width":412,"height":24,"basedOn":"ca565a22-b58f-45c2-85aa-f8b6def4e845","id":"cd473b3e-8624-4b93-ba59-9d14d23a3f1f","type":"text"}],"backgroundColor":{"color":{"r":33,"g":31,"b":30,"a":1}},"animations":[{"id":"e93ba96a-01de-49e0-ae58-8e677f070478","type":"effect-fly-in","targets":["f5fd50e9-98c3-4e50-8203-b46ae1577c0c"],"flyInDir":"leftToRight","duration":800,"delay":600},{"id":"298ecbde-6292-41a4-bdc1-466419e040f4","type":"effect-fly-in","targets":["e28a4c32-205c-4bdc-85a3-4c41f7b1b609"],"flyInDir":"leftToRight","duration":800,"delay":390},{"id":"d46a56a6-af2c-4bbf-ac48-5252b6e47ed3","type":"effect-fade-in","targets":["d21b20d2-e587-4080-a31e-08df4995a26a"],"duration":3000,"delay":0}],"type":"page","id":"c7631ab0-5ef5-465a-aa20-60581292072e","defaultBackgroundElement":{"type":"shape","x":1,"y":1,"width":1,"height":1,"rotationAngle":0,"mask":{"type":"rectangle"},"backgroundColor":{"color":{"r":255,"g":255,"b":255,"a":1}},"isBackground":true,"isDefaultBackground":true,"id":"0f06a768-d7d7-48c3-94fd-0d200978ef7c"},"pageTemplateType":"editorial","pageAttachment":{"url":"https:\/\/www.interviewbit.com\/courses\/programming\/?utm_source=ib&utm_medium=webstories&utm_campaign=10-must-know-data-structures-for-coding-interviews","icon":"","needsProxy":false,"ctaText":"Click here"}},{"elements":[{"type":"image","x":48,"y":0,"width":330,"height":412,"rotationAngle":0,"mask":{"type":"rectangle"},"isBackground":true,"id":"761119d8-741a-4a78-b4c9-c5c9ee029f4d","opacity":100,"flip":{"vertical":false,"horizontal":false},"lockAspectRatio":true,"basedOn":"c60dd254-8f78-4fed-890d-fac5138d7b96","scale":100,"focalX":35.22418488298789,"focalY":50.000000000000014,"resource":{"baseColor":"#262640","blurHash":"LgGSJ%D%D%WB~qWBD%jYx[MxM|xu","type":"image","mimeType":"image\/jpeg","creationDate":"2021-04-15T09:02:59Z","src":"https:\/\/images.unsplash.com\/photo-1618477371303-b2a56f422d9e?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwxMnx8c29mdHdhcmUlMjBkZXZlbG9wZXJzfGVufDB8fHx8MTY2Mjk3NTM1MQ&ixlib=rb-1.2.1&fm=jpg&w=4000&h=5000&fit=max","width":4000,"height":5000,"id":"media\/unsplash:6di-4M9QRpg","alt":"person in black long sleeve shirt using macbook pro","sizes":{"full":{"file":"media\/unsplash:6di-4M9QRpg","sourceUrl":"https:\/\/images.unsplash.com\/photo-1618477371303-b2a56f422d9e?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwxMnx8c29mdHdhcmUlMjBkZXZlbG9wZXJzfGVufDB8fHx8MTY2Mjk3NTM1MQ&ixlib=rb-1.2.1&fm=jpg&w=4000&h=5000&fit=max","mimeType":"image\/jpeg","width":4000,"height":5000},"large":{"file":"media\/unsplash:6di-4M9QRpg","sourceUrl":"https:\/\/images.unsplash.com\/photo-1618477371303-b2a56f422d9e?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwxMnx8c29mdHdhcmUlMjBkZXZlbG9wZXJzfGVufDB8fHx8MTY2Mjk3NTM1MQ&ixlib=rb-1.2.1&fm=jpg&w=3200&h=4000&fit=max","mimeType":"image\/jpeg","width":3200,"height":4000},"2400_3000":{"file":"media\/unsplash:6di-4M9QRpg","sourceUrl":"https:\/\/images.unsplash.com\/photo-1618477371303-b2a56f422d9e?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwxMnx8c29mdHdhcmUlMjBkZXZlbG9wZXJzfGVufDB8fHx8MTY2Mjk3NTM1MQ&ixlib=rb-1.2.1&fm=jpg&w=2400&h=3000&fit=max","mimeType":"image\/jpeg","width":2400,"height":3000},"1600_2000":{"file":"media\/unsplash:6di-4M9QRpg","sourceUrl":"https:\/\/images.unsplash.com\/photo-1618477371303-b2a56f422d9e?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwxMnx8c29mdHdhcmUlMjBkZXZlbG9wZXJzfGVufDB8fHx8MTY2Mjk3NTM1MQ&ixlib=rb-1.2.1&fm=jpg&w=1600&h=2000&fit=max","mimeType":"image\/jpeg","width":1600,"height":2000},"800_1000":{"file":"media\/unsplash:6di-4M9QRpg","sourceUrl":"https:\/\/images.unsplash.com\/photo-1618477371303-b2a56f422d9e?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwxMnx8c29mdHdhcmUlMjBkZXZlbG9wZXJzfGVufDB8fHx8MTY2Mjk3NTM1MQ&ixlib=rb-1.2.1&fm=jpg&w=800&h=1000&fit=max","mimeType":"image\/jpeg","width":800,"height":1000},"web_stories_thumbnail":{"file":"media\/unsplash:6di-4M9QRpg","sourceUrl":"https:\/\/images.unsplash.com\/photo-1618477371303-b2a56f422d9e?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwxMnx8c29mdHdhcmUlMjBkZXZlbG9wZXJzfGVufDB8fHx8MTY2Mjk3NTM1MQ&ixlib=rb-1.2.1&fm=jpg&w=340&h=425&fit=max","mimeType":"image\/jpeg","width":340,"height":425}},"attribution":{"author":{"displayName":"Nubelson Fernandes","url":"https:\/\/unsplash.com\/@nublson?utm_source=web_stories_wordpress&utm_medium=referral"},"registerUsageUrl":"https:\/\/media3p.googleapis.com\/v1\/media:registerUsage?token=ARX97wPL2T4QbmuFjseFhdXrO0lGmEMeWORLNt279H9D6UASmKnp8z8Ah2XgO\/OTIhOCu7q8dBrGveSzH1v88PRAB\/TGpF7u\/rtqbS258JFcxuPyQvSYtROkXpa%2B\/9V%2BM2qDAyPraEw\/L6HoZggwgYhVIMNDueCMpUFMOs5GdPxz1loJ8xGRIINJHYNvcqcUIvCBBm\/jNBwpeIkeS8s78xFJ%2BOOOakrEXeRhTD5PUllG9TWUgr7EK6HSMNeF385q4tmMvjJg"},"isPlaceholder":false,"isOptimized":false,"isMuted":false,"isExternal":true,"needsProxy":false},"overlay":{"color":{"r":0,"g":0,"b":0,"a":0.5}}},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"scale":100,"focalX":50,"focalY":50,"resource":{"type":"image","mimeType":"image\/png","creationDate":"2021-07-12T14:57:03","src":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png","width":2130,"height":708,"posterId":0,"id":724,"alt":"InterviewBit-White-2","sizes":{"medium":{"file":"InterviewBit-White-2-300x100.png","width":300,"height":100,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png"},"large":{"file":"InterviewBit-White-2-1024x340.png","width":1024,"height":340,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png"},"thumbnail":{"file":"InterviewBit-White-2-150x150.png","width":150,"height":150,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x150.png"},"medium_large":{"file":"InterviewBit-White-2-768x255.png","width":768,"height":255,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png"},"1536x1536":{"file":"InterviewBit-White-2-1536x511.png","width":1536,"height":511,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png"},"2048x2048":{"file":"InterviewBit-White-2-2048x681.png","width":2048,"height":681,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png"},"web-stories-poster-portrait":{"file":"InterviewBit-White-2-640x708.png","width":640,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x708.png"},"web-stories-poster-landscape":{"file":"InterviewBit-White-2-853x640.png","width":853,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-853x640.png"},"web-stories-poster-square":{"file":"InterviewBit-White-2-640x640.png","width":640,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x640.png"},"web-stories-publisher-logo":{"file":"InterviewBit-White-2-96x96.png","width":96,"height":96,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-96x96.png"},"web-stories-thumbnail":{"file":"InterviewBit-White-2-150x50.png","width":150,"height":50,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png"},"full":{"file":"InterviewBit-White-2.png","width":2130,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png"}},"isOptimized":false,"baseColor":"#6e7472","isExternal":false},"type":"image","x":0,"y":-43,"width":177,"height":59,"mask":{"type":"rectangle","showInLibrary":true,"name":"Rectangle","path":"M 0,0 1,0 1,1 0,1 0,0 Z","ratio":1,"supportsBorder":true},"basedOn":"76cf791c-4e11-4c2d-a2f2-08820fd66ad1","id":"e95b860a-8ff3-43f8-af70-34026e151e66"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Roboto"},"fontSize":21,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1.2,"textAlign":"left","padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"type":"text","content":"<span style=\"color: #fff\">InterviewBit has got you covered with their collection of Coding problems. Get started now and become a master problem solver!<\/span>","borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"x":13,"y":362,"width":387,"height":100,"id":"eba229e3-1792-4609-8c73-ca078e760490","marginOffset":0.84375},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Anton"},"fontSize":40,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1,"textAlign":"left","padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"type":"text","content":"<span style=\"color: #c73534\">Want to take your programming skills to the next level?<\/span>","borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"x":13,"y":215,"width":381,"height":140,"id":"3257c71b-698d-4e86-a5d2-95cd595cd066"}],"animations":[{"id":"4b8be623-18f0-4b6d-9713-f03a5242f087","type":"effect-background-zoom","zoomDirection":"scaleOut","duration":2000,"delay":0,"targets":["761119d8-741a-4a78-b4c9-c5c9ee029f4d"]}],"type":"page","id":"37fe3111-67e4-443f-928f-706f59affd5a","defaultBackgroundElement":{"type":"shape","x":1,"y":1,"width":1,"height":1,"rotationAngle":0,"mask":{"type":"rectangle"},"isBackground":true,"isDefaultBackground":true,"id":"43e51d61-7bd6-4c89-82e6-37f800104760","opacity":100,"flip":{"vertical":false,"horizontal":false},"lockAspectRatio":true,"basedOn":"c60dd254-8f78-4fed-890d-fac5138d7b96"},"backgroundColor":{"color":{"r":33,"g":31,"b":30,"a":1}},"pageTemplateType":"editorial","pageAttachment":{"url":"https:\/\/www.interviewbit.com\/courses\/programming\/?utm_source=ib&utm_medium=webstories&utm_campaign=10-must-know-data-structures-for-coding-interviews","icon":"https:\/\/assets.interviewbit.com\/assets\/ib-logo-904db47f8d2208f21a168bfe4851e0fdcc041f2487b6a8ec0b181d3724dbd012.png.gz","needsProxy":true,"ctaText":"Click here"},"groups":{"2bf3cb57-206d-4d65-a87e-6095193b832c":{"name":"Group 1","isLocked":false}}},{"elements":[{"type":"image","x":48,"y":0,"width":330,"height":494,"rotationAngle":0,"mask":{"type":"rectangle"},"isBackground":true,"id":"43e51d61-7bd6-4c89-82e6-37f800104760","opacity":100,"flip":{"vertical":false,"horizontal":false},"lockAspectRatio":true,"basedOn":"c60dd254-8f78-4fed-890d-fac5138d7b96","scale":100,"focalX":50,"focalY":50,"resource":{"type":"image","mimeType":"image\/jpeg","width":4000,"height":6000,"sizes":{"full":{"file":"media\/unsplash:VzJjPuk53sk","sourceUrl":"https:\/\/images.unsplash.com\/photo-1575089976121-8ed7b2a54265?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwzfHxzb2Z0d2FyZSUyMGRldmVsb3BlcnxlbnwwfHx8fDE2NzU5NTEzNTI&ixlib=rb-4.0.3&fm=jpg&w=4000&h=6000&fit=max","mimeType":"image\/jpeg","width":4000,"height":6000},"large":{"file":"media\/unsplash:VzJjPuk53sk","sourceUrl":"https:\/\/images.unsplash.com\/photo-1575089976121-8ed7b2a54265?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwzfHxzb2Z0d2FyZSUyMGRldmVsb3BlcnxlbnwwfHx8fDE2NzU5NTEzNTI&ixlib=rb-4.0.3&fm=jpg&w=3200&h=4800&fit=max","mimeType":"image\/jpeg","width":3200,"height":4800},"2400_3600":{"file":"media\/unsplash:VzJjPuk53sk","sourceUrl":"https:\/\/images.unsplash.com\/photo-1575089976121-8ed7b2a54265?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwzfHxzb2Z0d2FyZSUyMGRldmVsb3BlcnxlbnwwfHx8fDE2NzU5NTEzNTI&ixlib=rb-4.0.3&fm=jpg&w=2400&h=3600&fit=max","mimeType":"image\/jpeg","width":2400,"height":3600},"1600_2400":{"file":"media\/unsplash:VzJjPuk53sk","sourceUrl":"https:\/\/images.unsplash.com\/photo-1575089976121-8ed7b2a54265?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwzfHxzb2Z0d2FyZSUyMGRldmVsb3BlcnxlbnwwfHx8fDE2NzU5NTEzNTI&ixlib=rb-4.0.3&fm=jpg&w=1600&h=2400&fit=max","mimeType":"image\/jpeg","width":1600,"height":2400},"800_1200":{"file":"media\/unsplash:VzJjPuk53sk","sourceUrl":"https:\/\/images.unsplash.com\/photo-1575089976121-8ed7b2a54265?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwzfHxzb2Z0d2FyZSUyMGRldmVsb3BlcnxlbnwwfHx8fDE2NzU5NTEzNTI&ixlib=rb-4.0.3&fm=jpg&w=800&h=1200&fit=max","mimeType":"image\/jpeg","width":800,"height":1200},"web_stories_thumbnail":{"file":"media\/unsplash:VzJjPuk53sk","sourceUrl":"https:\/\/images.unsplash.com\/photo-1575089976121-8ed7b2a54265?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwzfHxzb2Z0d2FyZSUyMGRldmVsb3BlcnxlbnwwfHx8fDE2NzU5NTEzNTI&ixlib=rb-4.0.3&fm=jpg&w=340&h=510&fit=max","mimeType":"image\/jpeg","width":340,"height":510}},"isPlaceholder":false,"isExternal":true,"needsProxy":false,"id":"media\/unsplash:VzJjPuk53sk","baseColor":"#0c2626","blurHash":"LBEorfElXSNGBY0g=_IoKQ^*^hxu","creationDate":"2019-11-30T05:00:10Z","src":"https:\/\/images.unsplash.com\/photo-1575089976121-8ed7b2a54265?ixid=MnwxMzcxOTN8MHwxfHNlYXJjaHwzfHxzb2Z0d2FyZSUyMGRldmVsb3BlcnxlbnwwfHx8fDE2NzU5NTEzNTI&ixlib=rb-4.0.3&fm=jpg&w=4000&h=6000&fit=max","alt":"man using laptop","attribution":{"author":{"displayName":"Procreator UX Design Studio","url":"https:\/\/unsplash.com\/@weareprocreator?utm_source=web_stories_wordpress&utm_medium=referral"},"registerUsageUrl":"https:\/\/media3p.googleapis.com\/v1\/media:registerUsage?token=Aa0pnNYbBzh33a64Rn\/GtHM83XD4RghDlBuB7EUvKEVPvUqGZNoeUMMZ0lg812HI\/NPHHpsLdmYmrCKHfTsl7aYi51QF6C5CrhIpz1OEucggYip57nWrbJNdmHn%2BrSq1LZxd9%2Bs9eBplogX4XvOwbL\/EQBHvwpLN9ljSrtW8eDGAfLRXrBgt4NdNK42VEi7T366AD1c8tAhzlTTS4mQ8HILX2DSrJIqbt75J%2BBxwGpcU3FAznWC3xYHbnVDgNmPuHyka"}},"overlay":{"color":{"r":0,"g":0,"b":0,"a":0.5}}},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"scale":100,"focalX":50,"focalY":50,"resource":{"type":"image","mimeType":"image\/png","creationDate":"2021-07-12T14:57:03","src":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png","width":2130,"height":708,"posterId":0,"id":724,"alt":"InterviewBit-White-2","sizes":{"medium":{"file":"InterviewBit-White-2-300x100.png","width":300,"height":100,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-300x100.png"},"large":{"file":"InterviewBit-White-2-1024x340.png","width":1024,"height":340,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1024x340.png"},"thumbnail":{"file":"InterviewBit-White-2-150x150.png","width":150,"height":150,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x150.png"},"medium_large":{"file":"InterviewBit-White-2-768x255.png","width":768,"height":255,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-768x255.png"},"1536x1536":{"file":"InterviewBit-White-2-1536x511.png","width":1536,"height":511,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-1536x511.png"},"2048x2048":{"file":"InterviewBit-White-2-2048x681.png","width":2048,"height":681,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-2048x681.png"},"web-stories-poster-portrait":{"file":"InterviewBit-White-2-640x708.png","width":640,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x708.png"},"web-stories-poster-landscape":{"file":"InterviewBit-White-2-853x640.png","width":853,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-853x640.png"},"web-stories-poster-square":{"file":"InterviewBit-White-2-640x640.png","width":640,"height":640,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-640x640.png"},"web-stories-publisher-logo":{"file":"InterviewBit-White-2-96x96.png","width":96,"height":96,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-96x96.png"},"web-stories-thumbnail":{"file":"InterviewBit-White-2-150x50.png","width":150,"height":50,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2-150x50.png"},"full":{"file":"InterviewBit-White-2.png","width":2130,"height":708,"mimeType":"image\/png","sourceUrl":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2021\/07\/InterviewBit-White-2.png"}},"isOptimized":false,"baseColor":"#6e7472","isExternal":false},"x":0,"y":-43,"width":177,"height":59,"mask":{"type":"rectangle","showInLibrary":true,"name":"Rectangle","path":"M 0,0 1,0 1,1 0,1 0,0 Z","ratio":1,"supportsBorder":true},"basedOn":"e95b860a-8ff3-43f8-af70-34026e151e66","id":"49a8e01d-504f-4eff-a4d1-84ad55fe030e","type":"image"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Poppins"},"fontSize":45,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1,"textAlign":"initial","padding":{"hasHiddenPadding":false,"horizontal":0,"vertical":0},"x":10,"y":172,"width":385,"height":153,"basedOn":"c9bfbe15-e68e-4068-b223-73a628752fd4","content":"<span style=\"font-weight: 700; color: #fff\">Looking&nbsp;<\/span>\n<span style=\"font-weight: 700; color: #fff\">to Elevate your Coding Skills?<\/span>","tagName":"p","marginOffset":-13.199999999999989,"id":"d60dc45e-4473-4df0-aa90-aaa963672472","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Poppins"},"fontSize":202,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1,"textAlign":"initial","padding":{"horizontal":0,"vertical":0},"x":7,"y":41,"width":81,"height":283,"basedOn":"dd7deed7-5530-4f57-8656-8b37ceb55a0d","content":"<span style=\"font-weight: 700; color: #c73534\">\u201c<\/span>","id":"311792a3-d722-4f38-95e1-9f70dbca8474","type":"text"},{"opacity":100,"flip":{"vertical":false,"horizontal":false},"rotationAngle":0,"lockAspectRatio":true,"backgroundTextMode":"NONE","font":{"family":"Roboto"},"fontSize":21,"backgroundColor":{"color":{"r":196,"g":196,"b":196}},"lineHeight":1.2,"textAlign":"left","padding":{"locked":true,"hasHiddenPadding":false,"horizontal":0,"vertical":0},"content":"<span style=\"color: #fff\">Sign up for Scaler's free masterclasses and events to learn about the latest trends in the IT industry and become a pro.&nbsp;<\/span>\n\n<span style=\"font-weight: 700; color: #c73534\">Don't hesitate any longer, register today!<\/span>","borderRadius":{"locked":true,"topLeft":2,"topRight":2,"bottomRight":2,"bottomLeft":2},"x":10,"y":334,"width":380,"height":151,"basedOn":"997d7063-39fc-477d-8217-b7205b6dad11","id":"1a4abe1b-f972-4944-9775-f9492b6ecc93","type":"text"}],"backgroundColor":{"color":{"r":33,"g":31,"b":30,"a":1}},"animations":[{"id":"d8dfc786-0719-4813-ac36-38cde8a911a1","type":"effect-fly-in","flyInDir":"bottomToTop","duration":1000,"delay":0,"targets":["d60dc45e-4473-4df0-aa90-aaa963672472"]},{"id":"32a16b01-ea95-4d41-b548-3b87108f1190","type":"effect-fly-in","flyInDir":"bottomToTop","duration":600,"delay":0,"targets":["1a4abe1b-f972-4944-9775-f9492b6ecc93"]}],"type":"page","id":"284dcce3-c27a-4ff1-b998-aa7b7cee5620","defaultBackgroundElement":{"type":"shape","x":1,"y":1,"width":1,"height":1,"rotationAngle":0,"mask":{"type":"rectangle"},"isBackground":true,"isDefaultBackground":true,"id":"714bfbd4-79db-405a-adcb-e4312196101d","opacity":100,"flip":{"vertical":false,"horizontal":false},"lockAspectRatio":true,"basedOn":"c60dd254-8f78-4fed-890d-fac5138d7b96"},"pageTemplateType":"editorial","pageAttachment":{"url":"https:\/\/www.scaler.com\/events\/?utm_source=ib&utm_medium=webstories&utm_campaign=10-must-know-data-structures-for-coding-interviews_scaler-events","icon":"https:\/\/assets-v2.scaler.com\/assets\/scaler\/png\/scaler-meta-image-fed27fda894abf1a87190ae638e18c9b8417095d963cf27540c90108824b9ec8.png.gz","needsProxy":false,"ctaText":"SWIPE UP"},"groups":{"2bf3cb57-206d-4d65-a87e-6095193b832c":{"name":"Group 1","isLocked":false}}}],"fonts":{"Anton":{"family":"Anton","fallbacks":["sans-serif"],"weights":[400],"styles":["regular"],"variants":[[0,400]],"service":"fonts.google.com","metrics":{"upm":2048,"asc":2409,"des":-674,"tAsc":2409,"tDes":-674,"tLGap":0,"wAsc":2876,"wDes":674,"xH":1500,"capH":1760,"yMin":-667,"yMax":2874,"hAsc":2409,"hDes":-674,"lGap":0}},"Roboto":{"family":"Roboto","fallbacks":["sans-serif"],"weights":[100,300,400,500,700,900],"styles":["italic","regular"],"variants":[[0,100],[1,100],[0,300],[1,300],[0,400],[1,400],[0,500],[1,500],[0,700],[1,700],[0,900],[1,900]],"service":"fonts.google.com","metrics":{"upm":2048,"asc":1900,"des":-500,"tAsc":1536,"tDes":-512,"tLGap":102,"wAsc":1946,"wDes":512,"xH":1082,"capH":1456,"yMin":-555,"yMax":2163,"hAsc":1900,"hDes":-500,"lGap":0}},"Bungee":{"family":"Bungee","fallbacks":["cursive"],"weights":[400],"styles":["regular"],"variants":[[0,400]],"service":"fonts.google.com","metrics":{"upm":1000,"asc":860,"des":-140,"tAsc":860,"tDes":-140,"tLGap":200,"wAsc":1634,"wDes":914,"xH":500,"capH":720,"yMin":-916,"yMax":1636,"hAsc":860,"hDes":-140,"lGap":200}},"Darker Grotesque":{"family":"Darker Grotesque","fallbacks":["sans-serif"],"weights":[300,400,500,600,700,800,900],"styles":["regular"],"variants":[[0,300],[0,400],[0,500],[0,600],[0,700],[0,800],[0,900]],"service":"fonts.google.com","metrics":{"upm":1000,"asc":1060,"des":-296,"tAsc":1060,"tDes":-296,"tLGap":0,"wAsc":1060,"wDes":296,"xH":406,"capH":563,"yMin":-296,"yMax":1060,"hAsc":1060,"hDes":-296,"lGap":0}},"Poppins":{"family":"Poppins","fallbacks":["sans-serif"],"weights":[100,200,300,400,500,600,700,800,900],"styles":["italic","regular"],"variants":[[0,100],[1,100],[0,200],[1,200],[0,300],[1,300],[0,400],[1,400],[0,500],[1,500],[0,600],[1,600],[0,700],[1,700],[0,800],[1,800],[0,900],[1,900]],"service":"fonts.google.com","metrics":{"upm":1000,"asc":1050,"des":-350,"tAsc":1050,"tDes":-350,"tLGap":100,"wAsc":1135,"wDes":627,"xH":548,"capH":698,"yMin":-572,"yMax":1065,"hAsc":1050,"hDes":-350,"lGap":100}}},"autoAdvance":true,"defaultPageDuration":7,"currentStoryStyles":{"colors":[{"color":{"r":255,"g":255,"b":255}}]}},"style_presets":{"colors":[{"color":{"r":157,"g":100,"b":32}},{"color":{"r":0,"g":0,"b":0}}],"textStyles":[]},"story_poster":{"id":25052,"url":"https:\/\/www.interviewbit.com\/blog\/wp-content\/uploads\/2023\/10\/cropped-10-Must-known-Data-structures-for-coding-interviews.jpg","width":640,"height":853,"needsProxy":false},"_links":{"self":[{"href":"https:\/\/www.interviewbit.com\/blog\/wp-json\/web-stories\/v1\/web-story\/25050"}],"collection":[{"href":"https:\/\/www.interviewbit.com\/blog\/wp-json\/web-stories\/v1\/web-story"}],"about":[{"href":"https:\/\/www.interviewbit.com\/blog\/wp-json\/wp\/v2\/types\/web-story"}],"author":[{"embeddable":true,"href":"https:\/\/www.interviewbit.com\/blog\/wp-json\/web-stories\/v1\/users\/21"}],"version-history":[{"count":8,"href":"https:\/\/www.interviewbit.com\/blog\/wp-json\/web-stories\/v1\/web-story\/25050\/revisions"}],"predecessor-version":[{"id":25060,"href":"https:\/\/www.interviewbit.com\/blog\/wp-json\/web-stories\/v1\/web-story\/25050\/revisions\/25060"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.interviewbit.com\/blog\/wp-json\/web-stories\/v1\/media\/25052"}],"wp:attachment":[{"href":"https:\/\/www.interviewbit.com\/blog\/wp-json\/web-stories\/v1\/media?parent=25050"}],"wp:term":[{"taxonomy":"web_story_category","embeddable":true,"href":"https:\/\/www.interviewbit.com\/blog\/wp-json\/web-stories\/v1\/web_story_category?post=25050"},{"taxonomy":"web_story_tag","embeddable":true,"href":"https:\/\/www.interviewbit.com\/blog\/wp-json\/web-stories\/v1\/web_story_tag?post=25050"}],"wp:lock":[{"embeddable":true,"href":"https:\/\/www.interviewbit.com\/blog\/wp-json\/web-stories\/v1\/web-story\/25050\/lock"}],"wp:publisherlogo":[{"embeddable":true,"href":"https:\/\/www.interviewbit.com\/blog\/wp-json\/web-stories\/v1\/media\/1082"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}