// Written by:	Darren Gates & Ray Klefstad
// Date:	January 2000
// School:	U.C. Irvine

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

public class RecursionExample
    extends Applet
{
    public void init()
    {
        // These first 2 lines set up the GUI
        TextArea myTextArea = new TextArea(7, 35);
        add(myTextArea);
        
        String output = "";

        for (int n = 0; n < 4; n++)
        {
            output += "3 to the power " 
                + n + " is " + power(3, n) + "\n";
        }
        
        myTextArea.setText(output);
    }
    
    public int power(int x, int n)
    {
        return n == 0 ? 1 : x * power(x, n - 1);
    }
}