using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace pf4
{
    class Program
    {
        static void Main(string[] args)
        {
            int[] tmp = Console.ReadLine().Trim().Split(' ').Select(x => int.Parse(x)).ToArray();
            int N = tmp[0];
            int H = tmp[1];
            int M = tmp[2];
            int T = tmp[3];

            for(int i = 1;i < N;i++)
            {
                M = M + T;
                if (M > 59)
                {
                    H++;
                    if (H > 23)
                    {
                        H -= 24;
                    }
                    M -= 60;
                }
            }

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