}
  }

  private static final Range<Comparable> ALL = new Range<>(Cut.belowAll(), Cut.aboveAll());

  /**
   * Returns a range that contains every value of type {@code C}.
   *
   * @since 14.0
   */
  @SuppressWarnings("unchecked")
  public static <C extends Comparable<?>> Range<C> all() {
    return (Range) ALL;
  }

  /**

  public void testRange() {
    assertEquals(Range.closed(1, 3), ContiguousSet.create(Range.closed(1, 3), integers()).range());
    assertEquals(Range.closed(1, 3), ContiguousSet.closed(1, 3).range());
    assertEquals(
        Range.closed(1, 3), ContiguousSet.create(Range.closedOpen(1, 4), integers()).range());
    assertEquals(Range.closed(1, 3), ContiguousSet.closedOpen(1, 4).range());

  public void testRange() {
    assertEquals(Range.closed(1, 3), ContiguousSet.create(Range.closed(1, 3), integers()).range());
    assertEquals(Range.closed(1, 3), ContiguousSet.closed(1, 3).range());
    assertEquals(
        Range.closed(1, 3), ContiguousSet.create(Range.closedOpen(1, 4), integers()).range());
    assertEquals(Range.closed(1, 3), ContiguousSet.closedOpen(1, 4).range());

        range.intersect(GeneralRange.<@Nullable Integer>range(ORDERING, null, OPEN, 5, CLOSED)));

    assertEquals(
        GeneralRange.range(ORDERING, 2, OPEN, 4, OPEN),
        range.intersect(GeneralRange.range(ORDERING, 2, OPEN, 5, CLOSED)));

    assertEquals(
        GeneralRange.range(ORDERING, 2, CLOSED, 4, OPEN),
        range.intersect(GeneralRange.range(ORDERING, 1, OPEN, 4, OPEN)));

    for (Range<C> range : asRanges) {
      assertFalse(range.isEmpty());
    }

    // test that the RangeSet's span is the span of all the ranges
    Iterator<Range<C>> itr = rangeSet.asRanges().iterator();
    Range<C> expectedSpan = null;
    if (itr.hasNext()) {
      expectedSpan = itr.next();
      while (itr.hasNext()) {
        expectedSpan = expectedSpan.span(itr.next());
      }
    }

    try {

    // A surrogate pair defining a code point within the safe range.
    String safeInput = "\uD800\uDC00"; // 0x10000
    assertEquals(safeInput, surrogateEscaper.escape(safeInput));

    // A surrogate pair defining a code point outside the safe range (but both
    // of the surrogate characters lie within the safe range). It is important
    // not to accidentally treat this as a sequence of safe characters.

    private Builder() {}

    /**
     * Sets the safe range of characters for the escaper. Characters in this range that have no
     * explicit replacement are considered 'safe' and remain unescaped in the output. If {@code
     * safeMax < safeMin} then the safe range is empty.
     *
     * @param safeMin the lowest 'safe' character
     * @param safeMax the highest 'safe' character

   *
   * @param value any value in the range of the {@code byte} type
   * @return the {@code byte} value that equals {@code value}
   * @throws IllegalArgumentException if {@code value} is greater than {@link Byte#MAX_VALUE} or
   *     less than {@link Byte#MIN_VALUE}
   */
  public static byte checkedCast(long value) {
    byte result = (byte) value;
    checkArgument(result == value, "Out of range: %s", value);
    return result;
  }

   *
   * @param value any value in the range of the {@code short} type
   * @return the {@code short} value that equals {@code value}
   * @throws IllegalArgumentException if {@code value} is greater than {@link Short#MAX_VALUE} or
   *     less than {@link Short#MIN_VALUE}
   */
  public static short checkedCast(long value) {
    short result = (short) value;
    checkArgument(result == value, "Out of range: %s", value);
    return result;
  }

 */
public class PowerSetBenchmark {
  @Param({"2", "4", "8", "16"})
  int elements;

  Set<Set<Integer>> powerSet;

  @BeforeExperiment
  void setUp() {
    Set<Integer> set = ContiguousSet.create(Range.closed(1, elements), integers());
    powerSet = Sets.powerSet(set);
  }

  @Benchmark
  int iteration(int reps) {
    int sum = 0;
    for (int i = 0; i < reps; i++) {
      for (Set<Integer> subset : powerSet) {