@Override
    public boolean contains(@NotNull LongRangeSet other) {
      if (other.isEmpty() || other == this) return true;
      if (other instanceof Point) {
        return contains(((Point)other).myValue);
      }
      LongRangeSet result = other;
      for (int i = 0; i < myRanges.length; i += 2) {
        result = result.subtract(range(myRanges[i], myRanges[i + 1]));
        if (result.isEmpty()) return true;
      }
      return false;
    }
@Override
    public boolean contains(@NotNull LongRangeSet other)