Coding Interview Prep
Data structure
Array
Matrix
String
Search
Math
DP
Hash Table
- 535_Encode and Decode TinyURL
Tree
Linked List
Recursion
- Tower of Hanoi
Backtracking
Bit Manipulation
- 461_Hamming Distance
Python
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Question
Idea
Complexity 1 (with sort)
Complexity 2 (without sort, use count table)
Solution 1 (with sort)
Solution 2 (without sort, use count table)

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String

49_Group Anagrams

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