double fpp = 0.03;
    for (int i = 1; i < 10000; i++) {
      long numBits = BloomFilter.optimalNumOfBits(i, fpp);
      int arraySize = Ints.checkedCast(LongMath.divide(numBits, 64, RoundingMode.CEILING));
      assertEquals(
          arraySize * Long.SIZE,
          BloomFilter.create(Funnels.unencodedCharsFunnel(), i, fpp).bitSize());
    }
  }

  public void testApproximateElementCount() {

    }

    @Override
    NavigableSet<E> delegate() {
      return (NavigableSet<E>) super.delegate();
    }

    @Override
    public @Nullable E ceiling(E e) {
      synchronized (mutex) {
        return delegate().ceiling(e);
      }
    }

    @Override
    public Iterator<E> descendingIterator() {
      return delegate().descendingIterator(); // manually synchronized
    }

    }

    @Override
    NavigableSet<E> delegate() {
      return (NavigableSet<E>) super.delegate();
    }

    @Override
    public @Nullable E ceiling(E e) {
      synchronized (mutex) {
        return delegate().ceiling(e);
      }
    }

    @Override
    public Iterator<E> descendingIterator() {
      return delegate().descendingIterator(); // manually synchronized
    }

    return max(
        ImmutableCollection.Builder.DEFAULT_INITIAL_CAPACITY,
        sqrt(inputElementsIncludingAnyDuplicates, RoundingMode.CEILING));
  }

  @GwtIncompatible @J2ktIncompatible   private static final long serialVersionUID = 0xcafebabe;

      int end = min(start + size, list.size());
      return list.subList(start, end);
    }

    @Override
    public int size() {
      return IntMath.divide(list.size(), size, RoundingMode.CEILING);
    }

    @Override
    public boolean isEmpty() {
      return list.isEmpty();
    }
  }

  private static final class RandomAccessPartition<T extends @Nullable Object> extends Partition<T>

      return map().lowerKey(e);
    }

    @Override
    public @Nullable K floor(@ParametricNullness K e) {
      return map().floorKey(e);
    }

    @Override
    public @Nullable K ceiling(@ParametricNullness K e) {
      return map().ceilingKey(e);
    }

    @Override
    public @Nullable K higher(@ParametricNullness K e) {
      return map().higherKey(e);
    }

      return map().lowerKey(e);
    }

    @Override
    public @Nullable K floor(@ParametricNullness K e) {
      return map().floorKey(e);
    }

    @Override
    public @Nullable K ceiling(@ParametricNullness K e) {
      return map().ceilingKey(e);
    }

    @Override
    public @Nullable K higher(@ParametricNullness K e) {
      return map().higherKey(e);
    }

really I'm quite tired of being such a tiny little thing!'

  It did so indeed, and much sooner than she had expected:
before she had drunk half the bottle, she found her head pressing
against the ceiling, and had to stoop to save her neck from being
broken.  She hastily put down the bottle, saying to herself
`That's quite enough--I hope I shan't grow any more--As it is, I