Beer And Chips

using System;

namespace Bday2
{
    class Program
    {
        static void Main(string[] args)
        {

            int lenght = int.Parse(Console.ReadLine());
            int width = int.Parse(Console.ReadLine());
            int height = int.Parse(Console.ReadLine());
            double percent = double.Parse(Console.ReadLine());

            int volume = lenght * width * height;

            double totalLiters = volume * 0.001;
            double totalPercent = percent * 0.01;

            double TotalLiters = totalLiters * (1 - totalPercent);

            Console.WriteLine($"{TotalLiters:F3}");
        }

    }
    }