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Power of Four

easy Solve on LeetCode

Last edited: August 2, 2025

Problem
Examples
Solution
Method 1 - Using Power of 2 and Mask 0x55555555
Code
Complexity
Method 2 - Using Power of 2 and Check n-1 is Odd
Method 3 - Recursion
Code
Method 4 - Regex
Code
Method 5 - Logarithm
Code
Method 6 - Check Bitcounts and Trailing Zeroes
Code

Related Tags

bit-manipulation leetcode math

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Power of Four - Coding Problem | K5kC