namespace test
{
    class MainClass
    {
        public volatile static int maxThreads = 1000;
        public volatile static int currentThreads = 0;

        public static void Main (string[] args)
        {
            while (true) {

                for (int i = 0; i < maxThreads - currentThreads; ++i) {
                    Thread t = new Thread (new ThreadStart (bla));
                    t.IsBackground = true;
                    t.Start ();
                }

                Console.WriteLine (currentThreads);

                Thread.Sleep(100);
            }
        }

        public static void bla()
        {
            currentThreads++;

            currentThreads--;
        }
    }
}