LeetCode--No.231--Power Of Two

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Given an integer, write a function to determine if it is a power of two.

public class Solution {    public boolean isPowerOfTwo(int n) {        if (n <= 0)            return false;        else{            while(n%2 == 0){                n = n/2;            }            if (n==1)                return true;            else                return false;        }    }}



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