Write a java program using applet for bouncing ball, for each bounce color of ball should change randomly.

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/**
 * Step to run the file
 * 1. save this file as     "Slip3Q2.java"
 * 2. compile the file      javac Slip3Q2.java
 * 3. run the file          java Slip3Q2
 */

import java.applet.Applet;
import java.awt.*;
import java.util.Random;

public class Slip3Q2 extends Applet implements Runnable {
    Thread t;
    int moveSide, yAxis;
    boolean sideChanged=false;
    private int rCode=0,gCode=0,bCode=0;

    public void init(){
        t=new Thread(this);
        t.start();
        moveSide=0;  yAxis=0;
    }
    public void run() {
        try{
            if (moveSide==0){
                Thread.sleep(10);
                yAxis=yAxis+5;
                repaint();
            }
            if(moveSide==1) {
                Thread.sleep(10);
                yAxis=yAxis-5;
                repaint();
            }
        }catch(Exception ignored){ }
        run();
    }
    public void paint(Graphics g) {
        if(moveSide==0) {
            g.setColor(new Color(rCode,gCode,bCode));
            g.fillOval(150,yAxis+10,20,20);
            if(yAxis==400) {
                Random random = new Random();
                rCode = random.nextInt(256);
                gCode = random.nextInt(256);
                bCode = random.nextInt(256);
                moveSide=1;
            }
        }if(moveSide==1) {
            g.setColor(new Color(rCode,gCode,bCode));
            g.fillOval(150,yAxis-10,20,20);
            if(yAxis==0) {
                Random random = new Random();
                rCode = random.nextInt(256);
                gCode = random.nextInt(256);
                bCode = random.nextInt(256);
                moveSide=0;
            }
        }
    }
}
/*<applet code="Slip3Q2.class" height=400 width=350></applet>*/