HiStrng Node1 HiStrng - m_dummy - m_realdummy - s_lenI - s_lenJ + HiStrng() + ~HiStrng() + nfp() + pp() + nft() + pt() + init() + lenI() + lenJ() Node2 HiStrng::HISTRNG + nfp + pp + nft + pt Node2->Node1 -s_histrng