import java.io.*;
import java.awt.*;
import javax.swing.*;
import java.math.*;
import java.awt.event.*;


public class Diamonds extends JFrame
{
	
	public Diamonds()
	{   
		final JFrame f=new JFrame("俄羅斯方塊");
	    JLabel label=new JLabel("**************俄羅斯方塊JAVA版***************",SwingConstants.CENTER);
		f.setContentPane(new Diamonds());
		f.addWindowListener(new WindowAdapter()
		{
			public void windowClosing(WindowEvent e)
			{
				System.exit(0);
			}
		});
		f.pack();
		f.setVisible(true);	
	}	
		
	
	
	public static void main(String[] args)
	{
		;
		Diamonds diamonds=new Diamonds();
	//	diamonds.show();
	}
}