Java How to Program, Early Objects, 11th Edition

... data[leftIndex++]; 57            }
 58            else {
 59               combined[combinedIndex++] = data[rightIndex++];
 60            }
 61         }
 62
 63         // if left array is empty
 64         if (leftIndex == middle2) {
 65            // copy in rest of right array
 66            while (rightIndex <= right) {
 67               combined[combinedIndex++] = data[rightIndex++];
 68            }
 69         }
 70         else { // right array is empty
 71            // copy in rest of left array
 72            while (leftIndex <= middle1) {
 73               combined[combinedIndex++] = data[leftIndex++];
 74            }
 75         }
 76
 77         // copy values back into original array
 78         for (int i = left; i <= right; i++) {
 79            data[i] = combined[i];
 80         }
 81
 82         // output merged array
 83         System.out.printf("  %s%n%n",
 84            subarrayString(data, left, right));
 85      }
 86
 87      // method to output certain values in array
 88      private static String subarrayString(int[] ...