class Solution {
public int[] solution(String s) {
int cnt = 0;
int zeroCnt = 0;
while(!s.equals("1")){
cnt++;
int lenBefore = s.length();
s = s.replace("0","");
int lenAfter = s.length();
zeroCnt += (lenBefore-lenAfter);
s = Integer.toBinaryString(lenAfter);
}
int[] answer = {cnt,zeroCnt};
return answer;
}
}