他的回复:
public class 程序猿 { public static class 对象 extends Thread { @Override public void run() { System.out.println("新春快乐!!!"); } } public static class 涨工资 implements Runnable { @Override public void run() { System.out.println("月月涨工资!!!"); } } public static void main(String[] args) { System.out.println("Hello World ! Hello 2017!"); System.out.println("祝程序猿:"); new 对象.start(); new Thread(new 涨工资).start(); } }