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import java.awt.Graphics;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class MainClass extends JPanel {
public void paint(Graphics g) {
int[] xs = {25, 75, 125, 85, 125, 75, 25, 65};
int[] ys = {50, 90, 50, 100, 150, 110, 150, 100};
g.drawPolyline(xs, ys, 8);
}
public static void main(String[] args) {
JFrame frame = new JFrame();
frame.getContentPane().add(new MainClass());
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setSize(200,200);
frame.setVisible(true);
}
}
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