CxxUtils::PackedArray Node1 CxxUtils::PackedArray - m_bitsize - m_size - m_mask + PackedArray() + PackedArray() + assign() + get_allocator() + size() + max_size() + capacity() + resize() + empty() + reserve() and 16 more... - nbase() - tondx() - tooff() - doget() - doset() - range_check() Node2 std::vector< unsigned int > + elements Node2->Node1 -m_vec