Step-by-Step Guide

Problem Breakdown

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Brute Force Approach

[{"selector":"#anim-49aa7a8d-f59b-4f33-8190-da006b099d5a","keyframes":{"opacity":[0,1]},"delay":390,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-6b9d6121-ff2c-434e-9ed1-60d2974c5249","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"}] [{"selector":"#anim-c0817a4b-6867-4d65-9031-9a0c9fdb538a","keyframes":{"opacity":[0,1]},"delay":600,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-8440474f-6f0c-4921-8c14-09f3b397ddda","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"}] [{"selector":"#anim-7fd7fd97-03e9-4d9a-8297-0a5f94a52f3f","keyframes":{"opacity":[0,1]},"delay":0,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Explore the basic approach. Generate all possible configurations & check for conflicts. It's simple but inefficient for larger boards due to its exponential time complexity. Explore different approaches to solve the N queens problem! Click here

Backtracking Algorithm

[{"selector":"#anim-1440198b-2728-4aa9-bd70-cf435699ce5f","keyframes":{"opacity":[0,1]},"delay":600,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-2253b63b-b94b-481d-84b1-07478f439f7b","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"}] [{"selector":"#anim-2b1e8d28-1f8c-4239-8d59-1974d8000968","keyframes":{"opacity":[0,1]},"delay":390,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-93483644-123a-4bd2-9713-38b6b96f1a51","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"}] [{"selector":"#anim-14d20fac-83dc-4dba-9a09-44dbf7514ee4","keyframes":{"opacity":[0,1]},"delay":0,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Dive into the backtracking algorithm. Start placing queens one by one, backtrack when a conflict is found, and explore alternative paths. Explore different approaches to solve the N queens problem! Click here

Pseudocode Overview

[{"selector":"#anim-b3082c1a-53de-4854-a3f6-cd580760fcda","keyframes":{"opacity":[0,1]},"delay":600,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-9e46f5ad-5d2c-415b-be35-4867b59901e5","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"}] [{"selector":"#anim-a8b056ea-39ae-4fda-af30-f3e42358f5e5","keyframes":{"opacity":[0,1]},"delay":390,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-121c3d90-20b9-4230-9269-4cb5bc528825","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"}] [{"selector":"#anim-4752ab24-9252-4d85-b5ac-6fc7274f1bbf","keyframes":{"opacity":[0,1]},"delay":0,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Get a glimpse of the pseudocode. Visualize the algorithm's structure and understand how it progresses through the board. Explore different approaches to solve the N queens problem! Click here

Optimizations

[{"selector":"#anim-85ce6468-b13b-43aa-be25-09ed3e9a7ebb","keyframes":{"opacity":[0,1]},"delay":600,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-9786702c-38a1-4fff-9a5e-e95421123b59","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"}] [{"selector":"#anim-9ae66332-dec3-41f6-af40-c34005debf32","keyframes":{"opacity":[0,1]},"delay":390,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-8eb384e3-811f-466c-92e9-e456b1bea0ab","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"}] [{"selector":"#anim-403634f1-096f-4ad5-993e-1de715864540","keyframes":{"opacity":[0,1]},"delay":0,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Explore optimization techniques. Implement constraint propagation and pruning to reduce unnecessary exploration, enhancing efficiency. Explore different approaches to solve the N queens problem! Click here

Visualizing Solutions

[{"selector":"#anim-08833c3d-33e9-442d-9279-23bec521b248","keyframes":{"opacity":[0,1]},"delay":600,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-97f82449-3424-4c0c-ab05-7367ac67e9c9","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"}] [{"selector":"#anim-15779f0a-f4a9-458a-9368-e4ded53c6c16","keyframes":{"opacity":[0,1]},"delay":390,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-8ccfb011-9ef5-49a6-a27f-52f225e84a8a","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"}] [{"selector":"#anim-6f92e1e9-73fa-4c18-9833-90bb14c3650a","keyframes":{"opacity":[0,1]},"delay":0,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] See solutions come to life. Visual representations of solutions help in grasping the algorithm's effectiveness. Explore different approaches to solve the N queens problem! Click here

Time Complexity

[{"selector":"#anim-cdebcd34-479f-461e-9ac0-c579a1dc685b","keyframes":{"opacity":[0,1]},"delay":600,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-fcf9a398-1570-4a4f-829a-0b4fc343ffb7","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"}] [{"selector":"#anim-b66e741c-9174-43f4-b6a4-96308e420fba","keyframes":{"opacity":[0,1]},"delay":390,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-f2b0ccdc-17ff-47bf-b11d-90b5d0bc9e2c","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"}] [{"selector":"#anim-a54ab6e0-549c-4d64-afef-a5f7b397e761","keyframes":{"opacity":[0,1]},"delay":0,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Understand time complexity. With proper optimizations, the backtracking approach can yield solutions in a reasonable time, but it remains exponential in the worst case. Explore different approaches to solve the N queens problem! Click here

Realize its significance in interviews

[{"selector":"#anim-9d31ee76-25a4-4a26-b308-bc0b796fcb00","keyframes":{"opacity":[0,1]},"delay":600,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-ee1fb685-98e5-4ced-972b-fe1e313760de","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"}] [{"selector":"#anim-f89ff587-0460-497d-bc41-50b39a90b44e","keyframes":{"opacity":[0,1]},"delay":390,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-a383724d-c752-4b17-9e3f-c2c1eb2af2c1","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"}] [{"selector":"#anim-5803beca-27ee-4da7-8932-b2e3b285b033","keyframes":{"opacity":[0,1]},"delay":0,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] The 8-Queen problem assesses problem-solving skills, algorithmic thinking, & coding abilities, making it a common technical interview question. Explore different approaches to solve the N queens problem! Click here

Problem Variants

[{"selector":"#anim-3279fe0d-1c5a-454b-b072-9ffa507de5e3","keyframes":{"opacity":[0,1]},"delay":600,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-95185380-5315-400f-a51f-8ca3977d98ca","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"}] [{"selector":"#anim-4e1b37de-a83f-48fc-a880-79e01550f8d5","keyframes":{"opacity":[0,1]},"delay":390,"duration":800,"easing":"cubic-bezier(0.2, 0.6, 0.0, 1)","fill":"both"}] [{"selector":"#anim-b61de8f7-15f3-4522-8aa2-631117b23136","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"}] [{"selector":"#anim-e1988d5b-8513-42f4-9703-66150495b75d","keyframes":{"opacity":[0,1]},"delay":0,"duration":3000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Learn about variations. The N-Queen problem involves placing N queens on an NxN board, offering more complexity and challenges. Explore different approaches to solve the N queens problem! Click here

Start your journey now and learn how to solve 8 Queen problem with code implementation.

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Step-by-Step Guide

How to Approach the 8-Queen Problem?

Problem Breakdown

STEP- 1

Brute Force Approach

STEP- 2

Backtracking Algorithm

STEP- 3

Pseudocode Overview

STEP- 4

Optimizations

STEP- 5

Visualizing Solutions

STEP- 6

Time Complexity

STEP- 7

Realize its significance in interviews

STEP- 8

Problem Variants

STEP- 9

Start your journey now and learn how to solve 8 Queen problem with code implementation.

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