static void Main(string[] args)
        {
            Task TaskObj = new Task(SubRoutine);
            TaskObj.Start();
        }
 
        static void SubRoutine()        
        {
            Console.Write("\n Start Sub-Thread\n");
            int i;
            for (i = 1; i <= 10; i++)
            {
                Console.Write(" S:{0}", i);              
                Thread.Sleep(500);                            
            }
            Console.Write("\n Ende Sub-Thread\n");
            Console.Write("\n\n");
        }