Chapter 15, Problem 3AW

What will the following program display?

public class Checkpoint

{

 public static void main(String[] args)

 {

  int num = 0;

  showMe(num);

 }

 public static void showMe(int arg)

 {

  if (arg < 10)

    showMe(arg + 1);

  else

    System.out.println(arg);

 }

}