07. Fruit Market

using System;

namespace FirstStepsInCodding
    {
        class Program
        {
            static void Main(string[] args)
            {
            double berriesPrice = double.Parse(Console.ReadLine());

            double banana = double.Parse(Console.ReadLine());
            double orange = double.Parse(Console.ReadLine());
            double raspberry = double.Parse(Console.ReadLine());
            double berry = double.Parse(Console.ReadLine());

            double raspberriesPrice = berriesPrice / 2;
            double orangePrice = raspberriesPrice - raspberriesPrice * 40 / 100;
            double bananaPrice = raspberriesPrice - raspberriesPrice * 80 / 100;

            double bananaSum = bananaPrice * banana;
            double orangeSum = orangePrice * orange;
            double raspberrySum = raspberriesPrice * raspberry;
            double berrySum = berriesPrice * berry;

            double sum = bananaSum + orangeSum + raspberrySum + berrySum;

            Console.WriteLine($"{sum:F2}");
        }
    }
}