Dalam permainan ini yang pertama kali yang harus kita lakukan yaitu membuat package pong dengan cara ctrl+r atau di menu edit lalu pilih new package Class Renderer package pong; import java.awt.Graphics; import java.awt.Graphics2D; import javax.swing.JPanel; public class Renderer extends JPanel { private static final long serialVersionUID = 1L; @Override protected void paintComponent(Graphics g) { super.paintComponent(g); Pong.pong.render((Graphics2D) g); } } Class Paddle package pong; import java.awt.Color; import java.awt.Graphics; public class Paddle { public int paddleNumber; public int x, y, width = 50, height = 250; public int score; public Paddle(Pong pong, int paddleNumber) { this.paddleNumber = paddleNumber; if (paddleNumber == 1) { this.x = 0; } if (...