docs: public static RoaringBitmap naive_or(RoaringBitmap... bitmaps) {
      RoaringBitmap answer = new RoaringBitmap();
      for (int k = 0; k < bitmaps.length; ++k) {
        answer.naivelazyor(bitmaps[k]);
      }
      answer.repairAfterLazy();
      return answer;
    }