explicit Node(unsigned int node_id) : id_(node_id), table(node_id) {}
Node(const Node&) = delete;
Node& operator=(const Node&) = delete;
unsigned int getId() const { return id_; }
explicit Node(unsigned int node_id) : id_(node_id), table(node_id) {}
Node(const Node&) = delete;
Node& operator=(const Node&) = delete;
unsigned int getId() const { return id_; }