// Exercise 18.12: MysteryClass.java
public class MysteryClass {
   public static int mystery(int[] array2, int size) {
      if (size == 1) {
         return array2[0];
      } 
      else {
         return array2[size - 1] + mystery(array2, size - 1);
      }
   } 

   public static void main(String[] args) {
      int[] array = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10};

      int result = mystery(array, array.length);
      System.out.printf("Result is: %d%n", result);
   } 
}

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