Pgm 4 || Section B || Program to draw several shapes in the created window

 import java.awt.*;

import javax.swing.*;

public class Pgm4 extends Canvas

{

public void paint(Graphics g)

{

g.drawRect(20,20,140,100);

g.drawOval(30,130,50, 50);

g.drawLine(200,20,200,120);

}

public static void main(String[] args) {

Pgm4 m=new Pgm4();

JFrame f=new JFrame();

f.add(m);

f.setSize(400,400);

f.setVisible(true);

}

}