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];

            if (0 < N)
            {
                N--;
            }
            for (int i = 0; i <= N; i++)
            {
              
               
                        if (0 < i && M <= 60 && T <= 1380)
                        {
                            M += T;
                            if (60 <= M && H <= 23)
                            {
                                H++;
                                if (60 <= M)
                                {
                                    M -= 59;
                                }
                              
                                if (H <= 24)
                                {
                                    H = 0;
                                }
                            }
                        }
                        
               
            }
            Console.WriteLine(H);
            Console.WriteLine(M);

        }
    }
}