how to finish this?

//Name______________________________ Date_____________
import javax.swing.*;
import java.awt.*;
public class Scoreboard10 extends JPanel
{
private JLabel label1, label2, label3;
private int total, max;
public Scoreboard10()
{
setLayout(new GridLayout(1, 5));
total = max = 0;

add(new JLabel("Run: ", SwingConstants.RIGHT));
label1 = new JLabel("0");
label1.setHorizontalAlignment(SwingConstants.LEFT) ;
add(label1);
label2 = new JLabel("---");
label2.setHorizontalAlignment(SwingConstants.CENTE R);
label2.setFont(new Font("Serif", Font.BOLD | Font.ITALIC, 20));
add(label2);
add(new JLabel("Max: ", SwingConstants.RIGHT));
label3 = new JLabel("0");
label3.setHorizontalAlignment(SwingConstants.LEFT) ;
add(label3);
}
public void update(boolean arg) //arg is true means player guessed correct
{

/************************/
/* */
/* Your code goes here. */
/* */
/************************/

}
}