Hashing

Hashing Problems

Hash search

Problem	Score	Companies	Time	Status
Colorful Number	150	Epic systems	44:55
Largest Continuous Sequence Zero Sum	200		68:45
Longest Subarray Length	200	DE Shaw	56:38
First Repeating element	200	DE Shaw	21:40
2 Sum	300	Amazon	49:18
4 Sum	325	Amazon	72:21
Valid Sudoku	325	Amazon	50:34
Diffk II	375		29:06

Key formation

Problem	Score	Companies	Time	Status
Pairs With Given Xor	200	Flipkart	27:06
Anagrams	350	Amazon Goldman Sachs Deloitte	46:36
Equal	350		71:22
Copy List	450	Amazon	56:13

Maths and hashing

Problem	Score	Companies	Time	Status
Check Palindrome!	200	deshaw	18:30
Fraction	450	Amazon	81:45
Points on the Straight Line	450	Amazon InMobi	78:41

Incremental hash

Problem	Score	Companies	Time	Status
An Increment Problem	200	Bloomberg L.P Evie.ai Groupon Shopee	50:18
Subarray with given XOR	200	dunzo	56:00
Two out of Three	200	Booking.com	33:39
Substring Concatenation	1000		71:24

Hashing two pointer

Problem	Score	Companies	Time	Status
Subarray with B odd numbers	200	dunzo	51:50
Window String	350	Directi Flipkart Ola Zenefits	82:09
Longest Substring Without Repeat	350	Amazon	51:12

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