Using StdDraw is both 
      more "interesting" and
      more "complicated" 
way to show output to the user.

    T.I.A.S.

import java.util.Scanner;

public class WaitClient{

  //-------------------------------------------------------------------
  public static int count = 0;

  //-------------------------------------------------------------------
  public static void incrementCount(){
    count ++;
    System.out.printf ("\n\t\t %3d",count);
  }


  //-------------------------------------------------------------------
  public static void main(String[] args){



    Scanner sc = new Scanner(System.in);

    do{
      incrementCount();
      System.out.printf (  "\n\t\t\t 9) to quit"
                         + "\n\t\t\t Any other INTEGER to continue"
                         + "\n"
                         +"\n\t\t\t Continue? "
                        );
    } while( sc.nextInt() != 9 );

    System.out.printf ("\n");


  }


}

import java.awt.*;
import java.util.Scanner;

public class WaitDrawClient{

  //-------------------------------------------------------------------
  public static int count = 0;

  //-------------------------------------------------------------------
  public static void incrementCount(){
    count ++;
    StdDraw.clear( Color.BLACK );
    StdDraw.text( 0, 0, ""+count );
  }

  //-------------------------------------------------------------------
  public static void main(String[] args){

    initializeStdDraw();

    Scanner sc = new Scanner(System.in);
    
    do{
      incrementCount();
      System.out.printf (  "\n\t\t\t 9) to quit"
                         + "\n\t\t\t Any other INTEGER to continue"
                         + "\n"
                         +"\n\t\t\t Continue? "
                        );
    } while( sc.nextInt() != 9 );

    System.out.printf ("\n");

    System.exit(0);
  }

  //-------------------------------------------------------------------
  public static void initializeStdDraw(){

    StdDraw.setCanvasSize(200,200);

    StdDraw.setXscale(-5,5); 
    StdDraw.setYscale(-5,5);

    StdDraw.setPenColor ( new Color( 252, 186,  3 )  );
    StdDraw.setFont (  new Font("Helvetica" , Font.PLAIN , 40)  );

  }

}