Level 5

Hashing

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  • 1. Introduction to hashing
  • 2. Hash Tables
  • 3. Hash Functions
  • 4. Implementation Details
Hash search
Problem Score Companies Time Status
Colorful Number 150 36:05
Largest Continuous Sequence Zero Sum 200
52:41
2 Sum 300 37:38
4 Sum 325 50:44
Valid Sudoku 325 34:58
Diffk II 375
22:05
Key formation
Problem Score Companies Time Status
Anagrams 350 36:28
Equal 350
56:21
Copy List 450 38:58
Hashing two pointer
Problem Score Companies Time Status
Longest Substring Without Repeat 350 37:37
Window String 350 67:53
Maths and hashing
Problem Score Companies Time Status
Fraction 450 70:51
Points on the Straight Line 450 62:44
Incremental hash
Problem Score Companies Time Status
Substring Concatenation 1000
59:53
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