what is wrong with my code package game;

import java.awt.Color;

import java.awt.Font;

import java.awt.Graphics;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import javax.swing.$*$;

import javax.swing.JPanel;

import java.awt.event.$*$;

class PingPong extends Game $\{$

private static final long serialVersionUID $=1$L;

static int livesp$1$; $//$ Player $1\text{'}$s remaining lives

static int livesp$2$; $//$ Player $2\text{'}$s remaining lives

private Color color;

static Paddle p$1$; $//$ Player $1\text{'}$s paddle

static Paddle p$2$; $//$ Player $2\text{'}$s paddle

private Ball ball;

private Power powerUp;

$//$ Constructor initializes the game with players, paddle positions, and a Swing timer

public PingPong$()\{$

super$("$PingPong$",770,600)$;

this.setFocusable$($true$)$;

this.requestFocus$()$;

powerUp $=$ new Power$()$;

livesp$1=10$; $//$ Player $1$ starts with $10$ lives

livesp$2=10$; $//$ Player $2$ starts with $10$ lives

$//$ Initialize paddles for both players

color $=$ Color.RED;

p$1=$ new Paddle$($color$,600,100,$ true$)$; $//$ Player $1\text{'}$s paddle on the right side

color $=$ Color.BLUE;

p$2=$ new Paddle$($color$,30,100,$ false$)$; $//$ Player $2\text{'}$s paddle on the left side

$//$ Initialize the ball

Point ballPosition $=$ new Point$(385,290)$; $//$ Adjust the starting position as needed

Point$[]$ ballShape $=\{$new Point$(0,0)\}$;

ball $=$ new Ball$($ballShape$,$ ballPosition, $0,$ width, height, p$1,$ p$2)$;

$//$ Add key listeners to handle paddle movement

this.addKeyListener$($p$1)$;

this.addKeyListener$($p$2)$;

$//$ Create and start a Swing Timer to update and repaint the game

Timer timer $=$ new Timer$(1000/60,$ new ActionListener$()\{$

@Override

public void actionPerformed$($ActionEvent e$)\{$

update$()$; $//$ Update game logic

repaint$()$; $//$ Repaint the game window

$\}$

$\})$;

timer.start$()$;

$\}$

$//$ Update method to handle game logic

public void update$()\{$

$//$ Update paddles' positions

p$1.$getChange$()$;

p$2.$getChange$()$;

$//$Update all's position

ball.move$()$;

$//$Checks for collision with paddles

ball.checksCollision$($p$1)$;

ball.checksCollision$($p$2)$;

$//$if $($collidesWithPowerUp$($p$1)||$ collidesWithPowerUp$($p$2))\{$

$//$ applyPowerUp$($p$1)$; $//$ Apply power$-$up to player $1$

$//$ applyPowerUp$($p$2)$; $//$ Apply power$-$up to player $2$

$\}$

$//\}$

$//$ private void applyPowerUp$($Paddle paddle$)\{$

$//$ int power $=$ powerUp.getPower$()$;

$//$ switch $($power$)\{$

$//$ case $1$:

$////$ Power$-$up type $1$: Increase paddle height

$//$ paddle.increaseHeight$()$;

$//$ break;

$//$ case $2$:

$////$ Power$-$up type $2$: Decrease paddle height

$//$ paddle.decreaseHeight$()$;

$//$ break;

$//$ default:

$////$ Unknown power$-$up type or no power$-$up effect

$//$ break;

$//\}$

$////$ Reset the power$-$up to its initial state after applying

$//$ powerUp.resetPower$()$;

$//\}$

private boolean collidesWithPowerUp$($Paddle paddle$)\{$

return powerUp.getHit$($Ball$.$getX$(),$ Ball.getY$())$ &&

Ball.getX$()>=$ paddle.getLeftX$()$ && Ball.getX$()<=$ paddle.getRightX$()$ &&

Ball.getY$()>=$ paddle.getTopY$()$ && Ball.getY$()<=$ paddle.getBottomY$()$;

$\}$

$//$ Paint method to draw game elements on the screen

@Override

public void paint$($Graphics brush$)\{$

brush.setColor$($Color$.$BLACK$)$;

brush.fillRect$(0,0,$ width, height$)$;

$//$ Display players' remaining lives

if $($livesp$1>0||$ livesp$2>0)\{$

brush.setColor$($Color$.$WHITE$)$;

brush.drawString$("$Player $1$ lives left: $"+$ livesp$1,60,20)$;

brush.drawString$("$PingPong$",325,20)$;

brush.drawString$("$Player $2$ lives left: $"+$ livesp$2,500,20)$;

$//$ Paint paddles for both players

p$1.$paint$($brush$)$;

p$2.$paint$($brush$)$;

ball.draw$($brush$)$;

$//$ powerUp.powerball$($brush$)$;

$\}$ else $\{$

$//$ If one player runs out of lives, display the winner

brush.setColor$($Color$.$BLACK$)$;

brush.fillRect$(0,0,700,600)$;

brush.setColor$($Color$.$GREEN$)$;

Font font $=$ new Font$("$Arial$",$ Font.BOLD, $30)$;

brush.setFont$($font$)$;

if $($livesp$1<=0)\{$

brush.drawString$("$Winner: Player $1!!!!",10,20)$;

$\}$ else $\{$

brush.drawString$("$Winner: Player $2!!!!",10,20)$;

$\}$

$\}$

$\}$

$//$ Main method to start the game

public static void main$($String$[]$ args$)\{$

PingPong game $=$ new PingPong$()$;

game.repaint$()$;

$\}$

$\}$

package game;

import java.awt.Graphics;

import java.util.Random;

public class Ball extends Polygon $\{$

private int yVelocity;

private static int xVelocity;

private Random random;

private static Poin