[2] 이진 변환 반복하기

vector<int> BinaryCode(string s)
{
    vector<int> answer(2, 0);
    int zeroCount = 0, round = 0;

    while (s != "1")
    {
        string tmpStr = "";
        int size = 0, num;
        round++;

        for (int i = 0; i < s.size(); i++)
        {
            if (s[i] == '0')
                zeroCount++;
            else
                tmpStr += "1";
        }

        num = tmpStr.size();
        s = "";
        while (num > 0)
        {
            s += to_string(num % 2);
            num /= 2;
        }
    }
    answer[0] = round;
    answer[1] = zeroCount;
    return answer;
}