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	54:54
First Repeating element	200	DE Shaw	21:20
2 Sum	300	Amazon	49:18
4 Sum	325	Amazon	72:05
Valid Sudoku	325	Amazon	50:31
Diffk II	375		29:06

Key formation

Problem	Score	Companies	Time	Status
Pairs With Given Xor	200	Flipkart	26:47
Anagrams	350	Amazon Goldman Sachs Deloitte	46:36
Equal	350		71:12
Copy List	450	Amazon	56:00

Maths and hashing

Problem	Score	Companies	Time	Status
Check Palindrome!	200	deshaw	18:08
Fraction	450	Amazon	81:35
Points on the Straight Line	450	Amazon InMobi	78:20

Incremental hash

Problem	Score	Companies	Time	Status
An Increment Problem	200	Bloomberg L.P Evie.ai Groupon Shopee	49:23
Subarray with given XOR	200	dunzo	54:30
Two out of Three	200	Booking.com	33:19
Substring Concatenation	1000		71:16

Hashing two pointer

Problem	Score	Companies	Time	Status
Subarray with B odd numbers	200	dunzo	51:02
Window String	350	Directi Flipkart Ola Zenefits	81:51
Longest Substring Without Repeat	350	Amazon	51:12

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