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Blind 75 Difficulty: Easy Difficulty: Medium Difficulty: Hard

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UUID Generator Code Formatter

Single Number 1 - All elements except one occur twice

easy Solve on LeetCode

Problem
Examples
Solution
Video explanation
Method 1 - Using Hash-set
Code
Complexity
Method 2 - Using Sorting
Code
Complexity
Method 3 - Using XOR 🏆
This approach also solves the follow-up
Code
Complexity

video explanation

Related Tags

bit-manipulation bits duplicates-algo hashing leetcode sorting video xor

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