pets from 20.11.2016 exam

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

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

            //input
            double days = double.Parse(Console.ReadLine());
            double kgFood = double.Parse(Console.ReadLine());
            double  dogfood =double.Parse(Console.ReadLine());
            double catFood = double.Parse(Console.ReadLine());
            double turtleFood = double.Parse(Console.ReadLine());

            //logic
            double turtlefoodkg= turtleFood / 1000;
            double dogfoodTotal = days * dogfood;
            double catfoodtotal = days * catFood;
            double turtlefoodtotal = days* turtlefoodkg ;
            double totalfood = dogfoodTotal + catfoodtotal + turtlefoodtotal;
            double leftfood = Math.Abs(kgFood - totalfood);


            if(totalfood<kgFood)
            {
                Console.WriteLine("{0} kilos of food left.",Math.Floor(leftfood));
            }
            else if(totalfood>kgFood)
            {
                Console.WriteLine("{0} more kilos of food are needed.}",Math.Ceiling(leftfood));
            }









        }
    }
}