https://leetcode.com/problems/number-of-1-bits/ Number of 1 Bits - LeetCode 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 public class Solution { // you need to treat n as an unsigned value public int hammingWeight(int n) { String s = Integer.toBinaryString(n); return (s.replace("0",""))...