public class RunnableExample {

  class MyTask implements Runnable {
      public void run() {
         for (int i=0; i<50; i++) 
             System.out.print("#");
      }
  }
  public RunnableExample() {
     Thread t = new Thread(new MyTask());
      t.start();
      for (int i=0; i<50; i++)  
          System.out.println(".");
  }
  public static void main(String args[]) { 
     RunnableExample p = new RunnableExample();
  }
}