using System;

​

class Solution {

​

    private int traduction(string S){

        int c=0;

        int c2=1;

        for(int i=S.Length-1; i>=0;i=i-1){

            if (S[i]=='1'){

                c=c2+c;

            }

            c2=c2*2;

        }

        return c;

    }

    public int solution(string S) {

        int n= traduction(S);

        int c=0;

        while(n!=1){ //Or another condition I don'T remember

            if ((n/2)*2==n){

                n=n/2;

            }

            else{

                n=n*3+1; //Or another operation I don't remember

            }

            c=c+1;

        }

        return c;

    }

}

​

public class Program

{

    public static void Main()

    {

    }

}