import javax.swing.*;
import java.awt.*;
 
public class Montre extends JFrame{
	static int sec=0,min=0,h=0;
 
	public void paint(Graphics g){
		g.setColor(Color.GREEN);
		g.fillRect(40,150,60,30);
		g.setColor(Color.YELLOW);
		g.fillRect(100,150,60,30);
		g.setColor(Color.BLUE);
		g.fillRect(160,150,60,30);
		g.setColor(Color.BLACK);
		g.drawString(String.valueOf(sec),180,165);
		g.drawString(String.valueOf(min),120,165);
		g.drawString(String.valueOf(h),60,165);
	}
 
	public void run(){
		Thread th1=new Thread();
		//Thread th2=new Thread();
		//Thread th3=new Thread();
 
       th1.start();
	   repaint();
	    
	   try{
		th1.sleep(1000);	
		}catch(InterruptedException e){
			System.out.println("erreur");
		}
		if((sec==59)&&(min<59)){
			sec=-1;
			min++;
		}
		if((sec==59)&&(min==59)&&(h<23)){
			sec=-1;
			min=0;
			h++;
		}
		if((h==23)&&(min==59)&&(sec==59)){
			
			sec=-1;
			min=0;
			h=0;}
			sec++;
	}
	public static void main(String[] args){
		Montre fen=new Montre();
		fen.setTitle("montre en java");
		fen.setSize(500,300);
		fen.setVisible(true);
		while(true){
		
		fen.run();
		}
	}
}