private void WindowKeyDown(object sender, KeyEventArgs e)
        {
            if (e.Key == Key.W)
            {
                Controller.W(Board, Main);
            }

            if (e.Key == Key.A)
            {
                Controller.A(Board, Main);
            }

            if (e.Key == Key.S)
            {
                Controller.S(Board, Main);
            }

            if (e.Key == Key.D)
            {
                Controller.D(Board, Main);
            }

            //To enter Values
            if (e.Key == Key.NumPad1)
            {
                Controller.One(Display.position, Board, Main);
            }

            if (e.Key == Key.NumPad2)
            {
                Controller.Two(Display.position, Board, Main);
            }

            if (e.Key == Key.NumPad3)
            {
                Controller.Three(Display.position, Board, Main);
            }

            if (e.Key == Key.NumPad4)
            {
                Controller.Four(Display.position, Board, Main);
            }

            if (e.Key == Key.NumPad5)
            {
                Controller.Five(Display.position, Board, Main);
            }

            if (e.Key == Key.NumPad6)
            {
                Controller.Six(Display.position, Board, Main);
            }

            if (e.Key == Key.NumPad7)
            {
                Controller.Seven(Display.position, Board, Main);
            }

            if (e.Key == Key.NumPad8)
            {
                Controller.Eight(Display.position, Board, Main);
            }

            if (e.Key == Key.NumPad9)
            {
                Controller.Nine(Display.position, Board, Main);
            }

            if (e.Key == Key.Back)
            {
                Controller.Delete(Display.position, Board, Main);
            }

            if (e.Key == Key.Enter)
            {
                Evaluate.Check(Board, Table);
            }
        }