1. using System; 2. using System. Collections. Generic;
3. using System. Linq;
4. using System. Windows. Forms;
5
6. namespace PizzaOrderForm
7. {
8. static class Program
9. {
10. ///
11. /// The main entry point for the application.
12. ///
13.
14. [STAThread]
15. static void Main()
16. {
17. Application. EnableVisualStyles();
18. Application.(false);
19 Application. Run(new orderForm());
20. }
21. }
23. }
Code for Form1.cs using System; using System. Windows. Forms; namespace PizzaOrderForm { public partial class orderForm : Form { public orderForm() { InitializeComponent(); } private const double DELIVERY_CHARGE