public class Solution { public int NumberOf1(int n) { int count = 0; while(n != 0){ count += (n & 1); //每次判断最低位是否为1 n >>>= 1; } return count; } }
public class Solution { public int NumberOf1(int n) { int count = 0; while(n != 0){ count += (n & 1); //每次判断最低位是否为1 n >>>= 1; } return count; } }