#include <iostream>

using namespace std;

int main() {

	int hh, ss, mm;
	char junk;

	cout << "Please enter time in format hh:mm:ss";

	// Get input hh:mm:ss
	cin >> hh >> junk >> mm >> junk >> ss;

	// Calculate answer
	// We didn't finish this in class.  See the class notes for one possible solution.


	// Output result

}