import javax.swing.JFrame;
import java.util.Scanner;

// After Frame created
// 1) Change the size to a width of 640 and height of 480 pixels
// 2) Change the title of window to "New Title"
public class Driver
{
     public static void main (String [] args)
     {
           JFrame mf = new JFrame("Insert title here"); 
           mf.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
           mf.setVisible(true);


           Scanner in = new Scanner(System.in);
           System.out.print("Hit enter to see effects");
           in.nextLine();
           mf.setSize(640,480);
           mf.setTitle("New title");     
     }
}