[프로그래머스] 이진 변환 반복하기

import java.util.*;

class Solution {
    public int[] solution(String s) {
        int[] answer = new int[2];
      
        while(!s.equals("1")){
            StringBuilder sb = new StringBuilder();
            int count = 0;
            
            
            for(char x: s.toCharArray()){
                if(x == '1'){
                    sb.append(x);
                    count++;
                }else{
                    answer[1]++;
                }
            }
             s  = Integer.toBinaryString(count);
             answer[0]++;
        }
        
        return answer;
    }
}