子线程循环10次，接着主线程循环100，接着又回到子线程循环10次，接着再回到主线程又循环100，如此循环50次，请写出程序

青旅半醒 2022-06-13 00:29 152阅读 0赞

package util;
    
    public class T {
    public static void main(String[] args) {
    	final T1 t1=new T1();
    	new Thread(new Runnable(){
    
    		@Override
    		public void run() {
    			// TODO Auto-generated method stub
    			for(int i=0;i<50;i++){
    				t1.sideT();
    			}
    		}
    		
    	}).start();
    	for(int i=0;i<50;i++){
    		t1.mainT();
    	}
    }
    }
    class T1{
    	private boolean flag =true;
    	public synchronized void mainT(){
    		if(flag){
    			try {
    				this.wait();
    			} catch (InterruptedException e) {
    				// TODO Auto-generated catch block
    				e.printStackTrace();
    			}
    		}
    		for(int i=0;i<100;i++){
    			System.out.println(Thread.currentThread().getName()+"主线程"+i);
    		}
    		flag=true;
    		this.notify();
    	}
    	public synchronized void sideT(){
    		if(!flag){
    			try {
    				this.wait();
    			} catch (InterruptedException e) {
    				// TODO Auto-generated catch block
    				e.printStackTrace();
    			}
    		}
    		for(int i=0;i<10;i++){
    			System.out.println(Thread.currentThread().getName()+"子线程"+i);
    		}
    		flag=false;
    		this.notify();
    	}
    }