* @since 14.0
   */
  public <E extends T> List<E> greatestOf(Iterator<E> iterator, int k) {
    return this.<E>reverse().leastOf(iterator, k);
  }

  /**
   * Returns a <b>mutable</b> list containing {@code elements} sorted by this ordering; use this
   * only when the resulting list may need further modification, or may contain {@code null}. The