Easter Bakery

using System;

namespace EasterBakery
{
    class Program
    {
        static void Main(string[] args)
        {
            double flourKg = double.Parse(Console.ReadLine());
            double flourPrice = double.Parse(Console.ReadLine());
            double sugarKg = double.Parse(Console.ReadLine());
            double eggPack = double.Parse(Console.ReadLine());
            double yeast = double.Parse(Console.ReadLine());

            double flourTotal = flourKg * flourPrice;
            double sugarTotal = flourKg * sugarKg * 0.75;
            double eggPackTotal = flourKg * eggPack * 1.1;
            double yeastTotal = flourKg * 0.75 * yeast * 0.2;
            double sum = flourTotal + sugarTotal + eggPackTotal + yeastTotal;

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