using System;
using System.Collections.Generic;
using System.Linq;

namespace lecture
{
    class MainClass
    {
        public static void Main(string[] args)
        {

            int[] line = Console.ReadLine().Trim().Split(' ').Select(x => int.Parse(x)).ToArray();
            int N = line[0];
            int H = line[1];
            int M = line[2];
            int T = line[3];

            for (int i = 0; i < N - 1; i++)
                M = M + T;
                H = H + M / 60;
                M %=  60;
                H %=  24;


                Console.WriteLine(H);
                Console.WriteLine(M);

            }
        }
    }