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	57:00
First Repeating element	200	DE Shaw	21:47
2 Sum	300	Amazon	49:18
4 Sum	325	Amazon	72:24
Valid Sudoku	325	Amazon	50:36
Diffk II	375		29:06

Key formation

Problem	Score	Companies	Time	Status
Pairs With Given Xor	200	Flipkart	27:13
Anagrams	350	Amazon Goldman Sachs Deloitte	46:36
Equal	350		71:22
Copy List	450	Amazon	56:15

Maths and hashing

Problem	Score	Companies	Time	Status
Check Palindrome!	200	deshaw	18:44
Fraction	450	Amazon	81:47
Points on the Straight Line	450	Amazon InMobi	78:45

Incremental hash

Problem	Score	Companies	Time	Status
An Increment Problem	200	Bloomberg L.P Evie.ai Groupon Shopee	50:29
Subarray with given XOR	200	dunzo	56:12
Two out of Three	200	Booking.com	33:49
Substring Concatenation	1000		71:24

Hashing two pointer

Problem	Score	Companies	Time	Status
Subarray with B odd numbers	200	dunzo	52:16
Window String	350	Directi Flipkart Ola Zenefits	82:12
Longest Substring Without Repeat	350	Amazon	51:12