Constitution Quiz

HTML

<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">

CoffeeScript

/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package memorygame;

import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import javax.swing.*;
import java.util.Random;

/**
 *
 * @author veerasam
 */
public class MemoryGame extends JFrame {

    static String files[] = {"caillou.JPG", "daddy.JPG",
        "mommy.JPG", "Cat.JPG",
        "rosy.JPG", "teddy.JPG"};
    static JButton buttons[];
    ImageIcon closedIcon;
    int numButtons;
    ImageIcon icons[];
    Timer myTimer;
    
    int numClicks = 0;
    int oddClickIndex = 0;
    int currentIndex = 0;

    public MemoryGame() {
        // Set the title.

        setTitle("Memory Game");

        // Specify an action for the close button.
        setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

        // Create a BorderLayout manager.
        setLayout(new GridLayout(2, files.length));

        closedIcon = new ImageIcon("closed.JPG");
        numButtons = files.length * 2;
        buttons = new JButton[numButtons];
        icons = new ImageIcon[numButtons];
        for (int i = 0, j = 0; i < files.length; i++) {
            icons[j] = new ImageIcon(files[i]);
            buttons[j] = new JButton("");
            buttons[j].addActionListener(new ImageButtonListener());
            buttons[j].setIcon(closedIcon);
            add(buttons[j++]);

            icons[j] = icons[j - 1];
            buttons[j] = new JButton("");
            buttons[j].addActionListener(new ImageButtonListener());
            buttons[j].setIcon(closedIcon);
            add(buttons[j++]);
        }

        // randomize icons array
        Random gen = new Random();
        for (int i = 0; i < numButtons; i++) {
            int rand = gen.nextInt(numButtons);
            ImageIcon temp = icons[i];
            icons[i] = icons[rand];
            icons[rand] = temp;
        }

        // Pack and display the window.
        pack();
    ...