【C012021】以下程序运行的结果为()
public class Example extends Thread{
public void run(){
try{
Thread.sleep(1000);
}catch (InterruptedException e){
e.printStackTrace();
}
System.out.print("run");
}
public static void main(String[] args){
Example example=new Example();
example.run();
System.out.print("main");
}
}
A.