Display Multiple Images in jscrollpane using Java Jpanel

import java.awt.*;
import javax.swing.*;
import java.awt.event.*;

class  DisplayMultipleImages
{
    public static void main(String[] args) 
    {
        JFrame f=new JFrame();
        JPanel p=new JPanel();
        p.setLayout(null);
        JLabel lab1=new JLabel();
        JLabel lab2=new JLabel();
        JLabel lab3=new JLabel();
        JLabel lab4=new JLabel();

        ImageIcon icon1=new ImageIcon("c:/rose1.jpg");
        ImageIcon icon2=new ImageIcon("c:/rose2.jpg");
        ImageIcon icon3=new ImageIcon("c:/rose3.jpg");
        ImageIcon icon4=new ImageIcon("c:/rose4.jpg");

        lab1.setIcon(icon1);
        lab2.setIcon(icon2);
        lab3.setIcon(icon3);
        lab4.setIcon(icon4);

        lab1.setBounds(10,10,250,400);
        lab2.setBounds(250,10,250,400);
        lab3.setBounds(500,10,250,400);
        lab4.setBounds(750,10,250,400);

        p.add(lab1);
        p.add(lab2);
        p.add(lab3);
        p.add(lab4);
        f.add(p);
        f.setVisible(true);
        f.setSize(1000,400);
    }
}