#include #include using namespace std; string solution(string s) { string answer = ""; vector vec_str; int check = 0; for(int i=0; i

#include #include #include int solution(int num) { long l_num = (long)num; int answer = 0; int count = 0; while (l_num != 1) { if (l_num % 2 == 0) { l_num /= 2; } else { l_num = (l_num * 3) + 1; } count++; } if (count < 500) { answer = count; } else { answer = -1; } return answer; }