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

namespace SoftUni
{
    class Program
    {
        static void Main(string[] args)
        {

            ulong N = ulong.Parse(Console.ReadLine());
            ulong FT = ulong.Parse(Console.ReadLine());
            ulong FF = ulong.Parse(Console.ReadLine());
            ulong UT = ulong.Parse(Console.ReadLine());

            ulong hours=0;
            ulong minutes=0;
            ulong day = 0;

            ulong first = N * FT;
            ulong second = (ulong)Math.Ceiling((N * (FF / 100.0)) );
            second = second * UT;
            ulong seconds = first + second;

            if (seconds >= 86400) {
                day = seconds / 86400;
                seconds -= 86400*day;
            }
            if(seconds>=3600)
            {
                 hours = seconds / 3600;
                seconds -= 3600 * hours;
            }
            if(seconds>=60)
            {
               minutes = seconds / 60;
                seconds -= 60 * minutes;
            }

            Console.WriteLine($"{day:0}:{hours:00}:{minutes:00}:{seconds:00}");


        }
    }
}