the ground as she spoke; `either you or your head must be off,
and that in about half no time!  Take your choice!'

  The Duchess took her choice, and was gone in a moment.

  `Let's go on with the game,' the Queen said to Alice; and Alice
was too much frightened to say a word, but slowly followed her
back to the croquet-ground.

  The other guests had taken advantage of the Queen's absence,

    if (floorEntry != null && floorEntry.getValue().contains(value)) {
      return floorEntry.getValue();
    } else {
      // TODO(kevinb): revisit this design choice
      return null;
    }
  }

  @Override
  public boolean intersects(Range<C> range) {
    checkNotNull(range);

    Set<String> e12AdjacentEdges = network.adjacentEdges(E12);
    Set<String> n12EdgesConnecting = network.edgesConnecting(N1, N2);
    assertThat(networkAsMutableNetwork.removeNode(N1)).isTrue();

    // The choice of the size() method to call here is arbitrary.  We assume that if any of the Set
    // methods executes the validation check, they all will, and thus we only need to test one of

    Set<String> e12AdjacentEdges = network.adjacentEdges(E12);
    Set<String> n12EdgesConnecting = network.edgesConnecting(N1, N2);
    assertThat(networkAsMutableNetwork.removeNode(N1)).isTrue();

    // The choice of the size() method to call here is arbitrary.  We assume that if any of the Set
    // methods executes the validation check, they all will, and thus we only need to test one of

 *
 * <p>The {@code Iterable} specification does not make it absolutely clear what should happen on a
 * second invocation, so implementors have made various choices, including:
 *
 * <ul>
 *   <li>returning the same iterator again
 *   <li>throwing an exception of some kind
 *   <li>or the usual, <i>robust</i> behavior, which all known {@link Collection} implementations

    Set<EndpointPair<Integer>> n1IncidentEdges = graph.incidentEdges(N1);
    Set<EndpointPair<Integer>> n2IncidentEdges = graph.incidentEdges(N2);
    assertThat(graphAsMutableGraph.removeNode(N1)).isTrue();

    // The choice of the size() method to call here is arbitrary.  We assume that if any of the Set
    // methods executes the validation check, they all will, and thus we only need to test one of

   * I/O resource, it should generally be safe in the case of a resource that's being used only for
   * reading, such as an {@code InputStream}. Unlike with writable resources, there's no chance that
   * a failure that occurs when closing the stream indicates a meaningful problem such as a failure
   * to flush all bytes to the underlying resource.
   *

          // Exactly two elements left.
          swap(array, from, to);
        }
        return array[k];
      } else {
        int midIndex = (from + to) >>> 1;
        // Choose the median of the elements at the from, to and mid indexes,
        // and rearrange so that array[from]<=array[from+1], and
        // array[to] => array[from + 1].

        swap(array, midIndex, from + 1);

          // Exactly two elements left.
          swap(array, from, to);
        }
        return array[k];
      } else {
        int midIndex = (from + to) >>> 1;
        // Choose the median of the elements at the from, to and mid indexes,
        // and rearrange so that array[from]<=array[from+1], and
        // array[to] => array[from + 1].

        swap(array, midIndex, from + 1);

   * class to begin with but rather something returned from a static factory method whose declared
   * return type is plain FilenameFilter. If we made such a change, then the annotation we choose
   * here would have no significance to end users, who would be forced to conform to the signature
   * used in FilenameFilter.)
   */
  @Override
  public boolean accept(File dir, String fileName) {