import javax.swing.JFrame;
import javax.swing.JLabel;

class Program extends JFrame
{
	JLabel label1;
	Program()
	{
		this.label1 = new JLabel("Helló Világ!");
		this.add(this.label1);
		this.setSize(400, 300);
		this.setVisible(true);
	}	
	public static void main(String args[])
	{
		new Program();
	}
}