using System;

public class Program {
    public static void Main() {
        int[] n = Array.ConvertAll(Console.ReadLine().Split(' '), delegate(string value) {
            return int.Parse(value);
        });
        int m = n[1]*60+n[2];
        m += (n[0]-1)*n[3];
        Console.WriteLine("{0}\n{1}", m/60, m%60);
    }
}