摘要: #include#include#include#includeusing namespace std;#define N 110000#define inf 0x3fffffffint n;int e[N],w[N],ne[N],v[N];int nn=0;void add(int x,int y... 阅读全文
posted @ 2014-07-04 11:55 wangyucheng 阅读(173) 评论(0) 推荐(0) 编辑