thread3 .java

class thread3 extends Thread
{  
 public void run()
 {  
  for(int i=1;i<=10;i++)
  {  
   try
   {  
    Thread.sleep(500);  
   }
   catch(Exception e){System.out.println("hehe");
   }  
  System.out.println(i);  
  }  
 }  
public static void main(String args[])
{  
 thread3 t1=new thread3();  
 thread3 t2=new thread3();
 thread3 t3=new thread3();
 t1.start();  
 try
 {  
  t1.join();  
 }catch(Exception e){System.out.println(e);
 }
 t2.start();  
 t3.start();  
 }  
}