docs: public static boolean unsignedIntersects(ShortBuffer set1, int length1, ShortBuffer set2,
        int length2) {
      if ((0 == length1) || (0 == length2)) {
        return false;
      }
      int k1 = 0;
      int k2 = 0;
  
      // could be more efficient with galloping
      short s1 = set1.get(k1);
      short s2 = set2.get(k2);
  
      mainwhile: while (true) {
        if (toIntUnsigned(s2) < toIntUnsigned(s1)) {
          do {
            ++k2;
            if (k2 == length2) {
              break mainwhile;
            }
            s2 = set2.get(k2);
          } while (toIntUnsigned(s2) < toIntUnsigned(s1));
        }
        if (toIntUnsigned(s1) < toIntUnsigned(s2)) {
          do {
            ++k1;
            if (k1 == length1) {
              break mainwhile;
            }
            s1 = set1.get(k1);
          } while (toIntUnsigned(s1) < toIntUnsigned(s2));
        } else {
          return true;
        }
      }
      return false;
    }