import java.awt.*;
import java.awt.event.*;
class MyFrame extends Frame
{
Button b1 = new Button("Click me");
MyFrame()
{
setBounds(100,100,400,400);
setLayout(new FlowLayout(FlowLayout.CENTER));
add(b1);
setVisible(true);
addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e)
{
System.exit(1);
}
});
}
}
class Main {
public static void main(String[] args) {
new MyFrame();
}
}