This a Small Container Library, SCL. If you are not sure what a container is, then ignore the word container in this file and you ll probably understand everything. This library provides hash tables, list, queue, stack, symbol, balanced b

自己开发的一个优先级队列，主要是有序向量实现堆结构，然后再此基础上实现的-Their development of a priority queue, the main vector to achieve an orderly stack structure, and then implemented on the basis of