#include <iostream>
#include <cstdlib>
using namespace std;

int main()
{
	int minutes {0};
	cout << "How many minutes would you like to convert?\n";
	cin >> minutes;

	if (!cin) {
		cerr << "Sorry, that wasn't a valid whole number.\n";
		return EXIT_FAILURE;
	}

	if (minutes < 1) {
		cerr << "Sorry, the number of minutes must be at least 1.\n";
		return EXIT_FAILURE;
	}

	int hours {minutes / 60};

	cout << "That's " << hours << " hour(s) and " << minutes % 60 << " minutes.\n";

	return EXIT_SUCCESS;

}