LeetCode Single Number | XOR (^) Trick + For Loop 🔥 | Easy C++ Solution
3:20
YouTubeCodeVerse Aditya
LeetCode Single Number | XOR (^) Trick + For Loop 🔥 | Easy C++ Solution
In this video, I solved the LeetCode problem "Single Number" using XOR (^) and a simple for loop. Problem: You are given an array where every element appears twice except one. Find that single number. Approach: We iterate through the array and apply XOR on each element. Key Idea: a ^ a = 0 a ^ 0 = a So all duplicate numbers cancel out, and only ...
37 views1 week ago
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