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 38:47
Largest Continuous Sequence Zero Sum 200
54:37
2 Sum 300 41:47
4 Sum 325 53:38
Valid Sudoku 325 40:10
Diffk II 375
24:26
Key formation
Problem Score Companies Time Status
Anagrams 350 40:10
Equal 350
58:48
Copy List 450 43:33
Hashing two pointer
Problem Score Companies Time Status
Longest Substring Without Repeat 350 42:14
Window String 350 67:58
Maths and hashing
Problem Score Companies Time Status
Fraction 450 69:04
Points on the Straight Line 450 63:50
Incremental hash
Problem Score Companies Time Status
Substring Concatenation 1000
60:25