using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Window height? ");

        double windowheight = double.Parse(Console.ReadLine());

        Console.WriteLine("Width? ");

        double windowwidth = double.Parse(Console.ReadLine());

        Console.WriteLine("Fullness? ");

        double fullness = double.Parse(Console.ReadLine());

        double metres = windowheight * windowwidth * fullness;

        Console.WriteLine("Price/Metre? ");

        double price = double.Parse(Console.ReadLine());

        Console.WriteLine("{0} metres of materials", metres);

        double VAT = metres * price * 0.2;

        Console.WriteLine("The price is £{0} + VAT of £{1}, so in total £{2}.",metres * price, VAT, VAT + (metres * price));

    }

}