import java.awt.Button;
import java.awt.Frame;
import java.awt.GridLayout;


public class Okno1 extends Frame{

	public Okno1(){
		this.setSize(500, 400);
		this.setLayout(new GridLayout(2, 2));
		Button gumbi[][] = new Button[2][2];
		gumbi[0][0] = new Button("1");
		add(gumbi[0][0]);
		gumbi[0][1] = new Button("2");
		add(gumbi[0][1]);
		gumbi[1][0] = new Button("3");
		add(gumbi[1][0]);
		gumbi[1][1] = new Button("4");
		add(gumbi[1][1]);
		this.setVisible(true);
	}
	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub
		Okno1 oo = new Okno1();
	}

}