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	54:33
First Repeating element	200	DE Shaw	21:17
2 Sum	300	Amazon	49:18
4 Sum	325	Amazon	72:04
Valid Sudoku	325	Amazon	50:31
Diffk II	375		29:06

Key formation

Problem	Score	Companies	Time	Status
Pairs With Given Xor	200	Flipkart	26:35
Anagrams	350	Amazon Goldman Sachs Deloitte	46:36
Equal	350		71:07
Copy List	450	Amazon	55:59

Maths and hashing

Problem	Score	Companies	Time	Status
Check Palindrome!	200	deshaw	18:00
Fraction	450	Amazon	81:35
Points on the Straight Line	450	Amazon InMobi	78:18

Incremental hash

Problem	Score	Companies	Time	Status
An Increment Problem	200	Bloomberg L.P Evie.ai Groupon Shopee	49:12
Subarray with given XOR	200	dunzo	54:12
Two out of Three	200	Booking.com	33:13
Substring Concatenation	1000		71:15

Hashing two pointer

Problem	Score	Companies	Time	Status
Subarray with B odd numbers	200	dunzo	50:51
Window String	350	Directi Flipkart Ola Zenefits	81:47
Longest Substring Without Repeat	350	Amazon	51:12

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