백준 10162 c++

#include <iostream>
#include <vector>
#include <algorithm>

using namespace std;

int main(void)
{
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	cout.tie(NULL);

	int A = 300, B = 60, C = 10;
	int A_cnt = 0, B_cnt = 0, C_cnt = 0;
	int T;

	cin >> T;

	if (T % C == 0)
	{
		A_cnt = T / A;
		T = T % A;
		B_cnt = T / B;
		T = T % B;
		C_cnt = T / C;
		cout << A_cnt << " " << B_cnt << " " << C_cnt << "\n";
	}
	else
	{
		cout << "-1\n";
	}

	return 0;
}