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

namespace No296
{
	class MainClass
	{
		public static void Main (string[] args)
		{
			IList<string> tokens = Console.ReadLine ().Split (' ');
			var f = tokens.Select(t=>(long)Convert.ToInt64(t)).ToArray();

			long current = f [1] * 60 + f [2];
			long add = (f [0]-1) * f [3];

			long toDay = (current + add) % (24L * 60L);
			long hour = toDay / 60L;
			long minute = toDay % 60L;

			Console.WriteLine (hour.ToString ());					
			Console.WriteLine (minute.ToString ());					
		}
	}
}