/* Printing threads yield after printing a number */

public class Test3 {

  static final int NUM_THREADS = 10;

  public static void main(String[] argv){
    MyThread3[] myThreads = new MyThread3[NUM_THREADS];
    for (int i=0; i < NUM_THREADS; i++)
      myThreads[i] = createThread(i);
    for (int i=NUM_THREADS; i > 0;)
      myThreads[--i].start();
    try {
      myThreads[0].join();
    } catch (InterruptedException e){
      return;
    }
    System.out.println();
  }

  public static MyThread3 createThread(int i){
    return new MyThread3(new Integer(i).toString());
  }
}

class MyThread3 extends Thread{

  static final int NUM_PRINTS = 30;

  MyThread3(String s){
    super(s);
  }

  public void run(){
    for (int i=0; i < NUM_PRINTS; i++){
      System.out.print(getName());
      yield();
    }
  }
}