* {@code Integer.MAX_VALUE} or {@code Integer.MIN_VALUE} is returned, respectively.
   *
   * @since 20.0
   */
  public static int saturatedAdd(int a, int b) {
    return Ints.saturatedCast((long) a + b);
  }

  /**
   * Returns the difference of {@code a} and {@code b} unless it would overflow or underflow in