摘要: ```c++ pragma GCC optimize("O3") pragma G++ optimize("O3") include include include define N 200010 using namespace std; struct Edge{ int v,nt; } G[Nsz 阅读全文
posted @ 2017-08-15 08:53 Frade~ 阅读(128) 评论(0) 推荐(0) 编辑