assertThat(Booleans.concat(ARRAY_FALSE)).isEqualTo(ARRAY_FALSE);
    assertThat(Booleans.concat(ARRAY_FALSE)).isNotSameInstanceAs(ARRAY_FALSE);
    assertThat(Booleans.concat(EMPTY, ARRAY_FALSE, EMPTY)).isEqualTo(ARRAY_FALSE);
    assertThat(Booleans.concat(ARRAY_FALSE, ARRAY_FALSE, ARRAY_FALSE))
        .isEqualTo(new boolean[] {false, false, false});
    assertThat(Booleans.concat(ARRAY_FALSE, ARRAY_FALSE_TRUE))

   * i, i + target.length)} contains exactly the same elements as {@code target}.
   *
   * @param array the array to search for the sequence {@code target}
   * @param target the array to search for as a sub-sequence of {@code array}
   */
  public static int indexOf(byte[] array, byte[] target) {
    checkNotNull(array, "array");
    checkNotNull(target, "target");

  private final int end; // exclusive

  private ImmutableIntArray(int[] array) {
    this(array, 0, array.length);
  }

  private ImmutableIntArray(int[] array, int start, int end) {
    this.array = array;
    this.start = start;
    this.end = end;
  }

  /** Returns the number of values in this array. */
  public int length() {
    return end - start;
  }

    Arrays.sort(array, fromIndex, toIndex);
    reverse(array, fromIndex, toIndex);
  }

  /**
   * Reverses the elements of {@code array}. This is equivalent to {@code
   * Collections.reverse(Floats.asList(array))}, but is likely to be more efficient.
   *
   * @since 23.1
   */
  public static void reverse(float[] array) {
    checkNotNull(array);
    reverse(array, 0, array.length);
  }

  /**

   * array is that of the specified array. The returned array elements are in no particular order.
   * If the queue fits in the specified array, it is returned therein. Otherwise, a new array is
   * allocated with the runtime type of the specified array and the size of this queue.
   *
   * <p>If this queue fits in the specified array with room to spare (i.e., the array has more

  private final int end; // exclusive

  private ImmutableDoubleArray(double[] array) {
    this(array, 0, array.length);
  }

  private ImmutableDoubleArray(double[] array, int start, int end) {
    this.array = array;
    this.start = start;
    this.end = end;
  }

  /** Returns the number of values in this array. */
  public int length() {
    return end - start;
  }

   *     in the array according to {@link #compare}
   * @throws IllegalArgumentException if {@code array} is empty
   */
  public static int max(int... array) {
    checkArgument(array.length > 0);
    int max = flip(array[0]);
    for (int i = 1; i < array.length; i++) {
      int next = flip(array[i]);
      if (next > max) {
        max = next;
      }
    }

   * @since 23.1
   */
  public static void sort(byte[] array, int fromIndex, int toIndex) {
    checkNotNull(array);
    checkPositionIndexes(fromIndex, toIndex, array.length);
    for (int i = fromIndex; i < toIndex; i++) {
      array[i] = flip(array[i]);
    }
    Arrays.sort(array, fromIndex, toIndex);
    for (int i = fromIndex; i < toIndex; i++) {
      array[i] = flip(array[i]);
    }
  }

  /**

          array[i] = counter.getAndIncrement();
        }
        builder.addAll(ImmutableIntArray.copyOf(array));
      }
    },
    ADD_LARGER_ARRAY {
      @Override
      void doIt(ImmutableIntArray.Builder builder, AtomicInteger counter) {
        int[] array = new int[RANDOM.nextInt(200) + 200];
        for (int i = 0; i < array.length; i++) {
          array[i] = counter.getAndIncrement();
        }

  private final int end; // exclusive

  private ImmutableLongArray(long[] array) {
    this(array, 0, array.length);
  }

  private ImmutableLongArray(long[] array, int start, int end) {
    this.array = array;
    this.start = start;
    this.end = end;
  }

  /** Returns the number of values in this array. */
  public int length() {
    return end - start;
  }