using System;

using System.Threading;

​

namespace ConsoleApplication1 {

​

    class A

    {

        ~A()

        {

            Console.WriteLine("~A");

            throw new Exception("exception A");

        }

    }

​

​

​

    class Program {

​

        static void f()

        {

            A a = new A();

        }

​

        static void Main(string[] args)

        {

            f();

            GC.Collect();

​

            Thread.Sleep(10000);

            Console.WriteLine("We are alive");

            Console.ReadLine();

        }

    }

}