C# Alc

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

namespace ConsoleApp1
{
    class Program
    {
        static void Main(string[] args)
        {
            var WhiskeyPrice = double.Parse(Console.ReadLine());
            var BeerLitre = double.Parse(Console.ReadLine());
            var WineLitre = double.Parse(Console.ReadLine());
            var RakiaLitre = double.Parse(Console.ReadLine());
            var WhiskeyLitre = double.Parse(Console.ReadLine());
            var RakiaPrice = WhiskeyPrice / 2;
            var WinePrice = RakiaPrice - (0.4 * RakiaPrice);
            var BeerPrice = RakiaPrice - (0.8 * RakiaPrice);
            var WhiskeySum = WhiskeyLitre * WhiskeyPrice;
            var RakiaSum = RakiaPrice * RakiaLitre;
            var WineSum = WinePrice * WineLitre;
            var BeerSum = BeerPrice * BeerLitre;
            var Cash = WhiskeySum + RakiaSum + WineSum + BeerSum;

            Console.WriteLine($"{Cash:f2}");
        }
    }
}