Chapter 11.1, Problem 4STQ

What is the output of the following code?

public class Question4

{

public static void main (String [] args)

{

System.out.println (getMysteryValue (3));

}

public static int getMysteryValue (int n)

{

if (n <= 1)

  return 1;

else

  return getMysteryValue (n – 1) + n;

  }

}