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import java.util.Enumeration;
public class CipherTest implements Enumeration {
private int N;
private int c[], k;
private Object[] objs;
public CipherTest(Object[] items) {
N = items.length;
c = new int[N + 1];
for (int i = 0; i <= N; i++)
c[i] = i;
objs = items;
k = 1 ......
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import javax.swing.*;
import java.awt.BorderLayout;
import java.awt.Graphics;
import java.awt.event.*;
public class ThreadDemo extends JFrame {
/**
*
*/
private static final long serialVersionUID = 1L;
public ThreadDemo() {
JButton btn = new JButton("Click me");
btn.addActionL ......