#ifndef LINKED_LIST_NODES_HPP #define LINKED_LIST_NODES_HPP #include "node.hpp" namespace CST126 { template class singly_linked_node : Node { protected: singly_linked_node* _next{ nullptr }; }; template class doubly_linked_node final : singly_linked_node { protected: doubly_linked_node* _prev{ nullptr }; }; } #endif