JAVA_Power of Two_LeetCode 231

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JAVA_Power of Two_LeetCode 231 풀이 class Solution { public boolean isPowerOfTwo(int n) { if(n<=0) return false; return (n & (n-1)) == 0; } } * 출처 Level up your coding skills and quickly land a job. This is the best place to expand your knowledge and get prepared for your next interview. leetcode.com...

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