2017_May_07 Alchohol Market

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

namespace _2017_07_May
{
    class Program
    {
        static void Main(string[] args)
        {
            var whiskeyPrice = double.Parse(Console.ReadLine());
            var beerLiters = double.Parse(Console.ReadLine());
            var vineLiters = double.Parse(Console.ReadLine());
            var rakiaLiters = double.Parse(Console.ReadLine());
            var whiskeyLiters = double.Parse(Console.ReadLine());

            var rakiaPrice = whiskeyPrice / 2;
            var vinePrice = rakiaPrice - (0.4 * rakiaPrice);
            var beerPrice = rakiaPrice - (0.8 * rakiaPrice);

            var sumForRakia = rakiaLiters * rakiaPrice;
            var sumForVine = vineLiters * vinePrice;
            var sumForBeer = beerLiters * beerPrice;
            var sumForWhiskey = whiskeyLiters * whiskeyPrice;

            Console.WriteLine("{0:f2}",sumForRakia+sumForVine+sumForBeer+sumForWhiskey);


        }
    }
}