using System;

public class Program

{

    public static void Main()

    {

        int totalminutes = 3600;

        while (totalminutes > 0){

            Console.WriteLine("How many minutes did you work?");

            Console.Write("Minutes:");

            String Input = Console.ReadLine();

            totalminutes -= Convert.ToInt32(Input);

            Console.WriteLine("Hours Left:" + totalminutes/60 + ", MinutesLeft:" + totalminutes%60);

        }

    }

}