清华大学：JAVA教学课件：11-2

程序11-2
class Lefthand extends Thread{
public void run(){
for(int i=0;i<=5;i++){
System.out.println("You are Students!");
try{
sleep(500);
}catch(InterruptedException e){}
}
}
}
class Righthand extends Thread{
public void run(){
for(int i=0;i<=5;i++){
System.out.println("I am a Teacher!");
try{
sleep(300);
}catch(InterruptedException e){}
}
}
}
public class ThreadTest{
static Lefthand left;
static Righthand right;
public static void main(String[] args){
left = new Lefthand();
right = new Righthand();
left.start();
right.start();
}
}