programmers_점프와 순간 이동_java

https://school.programmers.co.kr/learn/courses/30/lessons/12980

프로그래머스

import java.util.*;

public class Solution {
    public int solution(int n) {
        int ans = 0;

        while(n>0){
            if(n%2 == 0){
                n = n/2;
            }else{
                n = n-1;
                ans++;
            }
        }

        return ans;
    }
}