int sum = 0;
    for (int i = 0; i < reps; i++) {
      for (Object value : arrayList) {
        sum += value.hashCode();
      }
    }
    return sum;
  }

  @Benchmark
  int arrayListToArrayFor(int reps) {
    int sum = 0;
    for (int i = 0; i < reps; i++) {
      for (Object value : arrayList.toArray()) {
        sum += value.hashCode();
      }
    }
    return sum;
  }