public bool HasWinner()
        {
            // Create a for loop that checks if there is a row, column, or diagonal
            // that contains 3 of the same input (e.g. someone has won). Usin inbuilt functions
            for(int i = 0; i < 3 ; i++)
            {
                if (Board.GetRow(i) == "XXX" || Board.GetRow(i) == "OOO")
                    return true;
                if (Board.GetColumn(i) == "XXX" || Board.GetColumn(i) == "OOO")
                    return true;
            }

            string leftDiagonal = Board.GetDiagonal(true);
            string rightDiagonal = Board.GetDiagonal(false);
            if (leftDiagonal == "XXX" || leftDiagonal == "OOO")
                return true;
            if (rightDiagonal == "XXX" || leftDiagonal == "OOO")
                return true;

            else 
                return false;
        }

        public bool HasWinner()
        {
            // Create a for loop that checks if there is a row, column, or diagonal
            // that contains 3 of the same input (e.g. someone has won). Usin inbuilt functions
            for(int i = 0; i < 3 ; i++)
            {
                if (Board.GetRow(i) == "XXX" || Board.GetRow(i) == "OOO")
                    return true;
                if (Board.GetColumn(i) == "XXX" || Board.GetColumn(i) == "OOO")
                    return true;
            }

            string leftDiagonal = Board.GetDiagonal(true);
            string rightDiagonal = Board.GetDiagonal(false);
            if (leftDiagonal == "XXX" || leftDiagonal == "OOO")
                return true;
            if (rightDiagonal == "XXX" || leftDiagonal == "OOO")
                return true;

            else 
                return false;
        }

        public string GetDiagonal(bool topLeftToBottomRight)
        {
        string diagonalString = "";

        if (topLeftToBottomRight)
        {
            for (int i = 0; i < board.GetLength(0); i++)
            {
                diagonalString += board[i, i];
            }
        }
        else
        {
            for (int i=0; i < board.GetLength(0); i++)
            {
                diagonalString += board[i, board.GetLength(1) -1 -i];
            }
        }       
        return diagonalString;
        }

        public string GetDiagonal(bool topLeftToBottomRight)
        {
        string diagonalString = "";

        if (topLeftToBottomRight)
        {
            for (int i = 0; i < board.GetLength(0); i++)
            {
                diagonalString += board[i, i];
            }
        }
        else
        {
            for (int i=0; i < board.GetLength(0); i++)
            {
                diagonalString += board[i, board.GetLength(1) -1 -i];
            }
        }       
        return diagonalString;
        }