思路可并堆不会的看作者的https://www.cnblogs.com/mcr130102/p/18301571代码复制都运行不了好吧#include<iostream>#include<vector>#include<queue>//堆用队列实现#include<algorithm>usingnamespacestd;constintMAXN=1e5+5;intparent[MAXN];intf