伊利亚·德扬卡·葉泽洛夫斯基 IlyaYezelovsky

## Msgbox.java
import java.awt.event.*;
import javax.swing.*;
import java.io.*;

public class Msgbox {

	private Msgbox() {
		throw new AssertionError("No Msgbox instances for you!");
	}
	import java.awt.event.*;
	import javax.swing.*;
	import java.io.*;

	public class Msgbox {

	private Msgbox() {
	throw new AssertionError("No Msgbox instances for you!");
	}