摘要: #include#include#include#includeusing namespace std;#define inf 10000000#define MAXN 20000struct Edge{ int x,y,len;}e[3*MAXN];int n,m,r,ans;int fa[MAX... 阅读全文
posted @ 2014-02-26 20:36 amourjun 阅读(126) 评论(0) 推荐(0) 编辑