using System;

public class Program

{

    private static string qtyordered;

    public static double QtyOrdered

    {

        get { return Double.Parse(qtyordered); }

        set { qtyordered = value.ToString(); }

    }

    public static void Main()

    {

        QtyOrdered = 100;

        Console.WriteLine(QtyOrdered);

        QtyOrdered = 20.45;

        Console.WriteLine(QtyOrdered);

    }

}