08. Moving

using System;

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

            double w = double.Parse(Console.ReadLine());
            double l = double.Parse(Console.ReadLine());
            double h = double.Parse(Console.ReadLine());

            double AllSpace = w * l * h;

            string Box = Console.ReadLine();
            double MoveBoxes = 0;


            while (MoveBoxes < AllSpace)
            {
                if (Box != "Done")
                {
                    double Boxes = double.Parse(Box);
                    Box = Console.ReadLine();
                    MoveBoxes += Boxes;
                }
                else
                {
                    break;
                }
            }

            double FreeSpace = Math.Abs(MoveBoxes - AllSpace);

            if (Box == "Done" && MoveBoxes < AllSpace)
            {
                Console.WriteLine($"{FreeSpace} Cubic meters left.");
            }
            else if (MoveBoxes > AllSpace)
            {
                Console.WriteLine($"No more free space! You need {FreeSpace} Cubic meters more.");
            }
        }
    }
}