摘要: ```cpp include include include include using namespace std; const int maxn=100010; struct edge{ int t; edge nxt; edge(int to, edge next){ t=to, nxt=ne 阅读全文
posted @ 2019-03-27 16:48 LFYZOI题解 阅读(138) 评论(0) 推荐(0) 编辑