1. Travel

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

namespace _01
{
    class Program
    {
        static void Main(string[] args)
        {
            double S = double.Parse(Console.ReadLine());
            double V= double.Parse(Console.ReadLine());
            double Y= double.Parse(Console.ReadLine());

            double vCar = V + 3.6 * Y;

            double timeTruck = S / V;
            double timeCar = S / vCar;

            Console.WriteLine("The truck arrived after {0} hours",Math.Ceiling(timeTruck));
            Console.WriteLine("The car arrived after {0} hours",Math.Ceiling(timeCar));
        }
    }
}