“Damier”

import java.awt.* ;
import javax.swing.*;
 
public class damierfrm extends JFrame{
    private JLabel[] label = new JLabel[25];
    public damierfrm(){
        super("Damier");
        setSize(350,500);
        Container contenu = getContentPane();
        contenu.setLayout(null) ;
        Panel panel = new Panel();
        panel.setBounds(10, 10, 300, 250);
        contenu.add(panel);
        panel.setLocation(5, 5);
        panel.setLayout(new GridLayout(5,5,-100,-100));
        panel.setBackground(new Color(0, 0, 0));
        int i=0;
        for(i=0;i<25;i++){
            panel.add(new JLabel("X")).setForeground(Color.red);
        }
    }
 
 
}