import java.applet.*;
import java.awt.*;
import java.awt.event.*;

public class GolfStrokesApplet extends Applet implements ActionListener {
	private int numStrokes = 0;
	private Label strokes;
	private Button inc, dec;

	public void init() {
		strokes = new Label("0");
		inc = new Button("+1");
		dec = new Button("-1");

		add(strokes);
		add(inc);
		add(dec);

		inc.addActionListener(this);
		dec.addActionListener(this);
	}

	public void actionPerformed(ActionEvent event) {
		Object source = event.getSource();

		if (source == inc) {
			numStrokes++;
		} else if (source == dec) {
			numStrokes--;
		}

		strokes.setText("" + numStrokes);
	}

}