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 36:43
Largest Continuous Sequence Zero Sum 200
52:36
2 Sum 300 38:20
4 Sum 325 53:19
Valid Sudoku 325 37:32
Diffk II 375
22:32
Key formation
Problem Score Companies Time Status
Anagrams 350 37:21
Equal 350
57:25
Copy List 450 40:24
Hashing two pointer
Problem Score Companies Time Status
Longest Substring Without Repeat 350 39:37
Window String 350 69:13
Maths and hashing
Problem Score Companies Time Status
Fraction 450 70:07
Points on the Straight Line 450 64:08
Incremental hash
Problem Score Companies Time Status
Substring Concatenation 1000
59:50
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