import java.io.*;
//多線程編程
public class MultiThread
{
public static void main(String args[])
{
System.out.//下面創建線程實例thread1
ThreadUseExtends thread1=new ThreadUseExtends();
//創建thread2時以實現了Runnable接口的THhreadUseRunnable類實例為參數
Thread thread2=new Thread(new ThreadUseRunnable(),"SecondThread");
thread1.start();//啟動線程thread1使之處于就緒狀態
//thread1.setPriority(6);//設置thread1的優先級為6
//優先級將決定