C++(씨쁠쁠)(cplusplus)-백준(baekjoon)(BaekJoon)코딩 10162번:전자레인지 답

#include <iostream>
using namespace std;
int T, a, b, c;
int main() {
    cin >> T;
    if (T % 10 == 0)
    {
        while(T>=300)
        {
            a += T / 300;
            T %= 300;
        }
        while (T >= 60)
        {
 
            b += T / 60;
            T %= 60;
        }
        while (T >= 10)
        {
            c += T / 10;
            T %= 10;
        }
        cout << a << ' ' << b << ' ' << c;
    }
    else
        cout << "-1";
}