gui

package javaapplication23;

import javax.swing.JFrame;
import javax.swing.JOptionPane;

public class JavaApplication23 {

    public static void main(String[] args) {
        int a = Integer.parseInt(JOptionPane.showInputDialog("Please Enter The First Number: "));
        int b = Integer.parseInt(JOptionPane.showInputDialog("Please Enter The Second Number: "));
        JOptionPane.showMessageDialog(null, a*b, "WADU", JOptionPane.WARNING_MESSAGE);
        GUI g = new GUI();
        g.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
        g.setSize(400, 400);
        g.setVisible(true);
    }

}
------------------------------

package javaapplication23;

import java.awt.FlowLayout;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JTextField;


public class GUI extends JFrame {
    private JLabel label1;
    private JLabel label2;
    private JLabel label3;

    public GUI() {
        super("Alinma Bank");
        setLayout(new FlowLayout());

        label1 = new JLabel("Username");
        label2 = new JLabel("Password");
        label3 = new JLabel("Secret Code");

        label1.setToolTipText("Place For Entering Username.");
        label2.setToolTipText("Place For Entering Password.");
        label3.setToolTipText("Place For Entering Secret Code.");

        add(label1);
        add(label2);
        add(label3);
    }
}