https://en.cppreference.com/w/cpp/container/priority_queue std::priority_queue - cppreference.com template class priority_queue; A priority queue is a container adaptor that provides constant time lookup of the largest (by default) element, at the expense of logarit en.cppreference.com stack이 후입선출, queue가 선입선출로 데이터를 관리하고, prio..