using System;

​

class Program

{

    static void Main()

    {

        // Create a new application domain

        AppDomain appDomain = AppDomain.CreateDomain("MyAppDomain");

​

        // Subscribe to the UnhandledException event in the new domain

        appDomain.UnhandledException += AppDomain_UnhandledException;

​

        // Simulate an unhandled exception within the new domain

        try

        {

            // This will cause a divide-by-zero exception

            int result = 10 / 0;

        }

        catch (Exception ex)

        {

            Console.WriteLine($"Caught exception in the main domain: {ex}");

        }

​

        // Unload the application domain

        AppDomain.Unload(appDomain);

    }

​

    static void AppDomain_UnhandledException(object sender, UnhandledExceptionEventArgs e)

    {

        // This event handler will be called when an unhandled exception occurs in the app domain

        Exception exception = (Exception)e.ExceptionObject;

        Console.WriteLine($"Unhandled exception in app domain: {exception}");

    }

}