public static void Main()
Console.WriteLine("Geef de hoogte");
double h = Convert.ToDouble(Console.ReadLine());
Console.WriteLine("Geef de breedte");
double b = Convert.ToDouble(Console.ReadLine());
Console.WriteLine("Geef de lente");
double l = Convert.ToDouble(Console.ReadLine());
double inhoud = l * b * h;
inhoud = Math.Round(inhoud, 2);
Console.WriteLine("De inhoud van de kubus is " + inhoud + "cm3");