摘要: #include#include#include#includeusing namespace std;#define N 220000int ch[N][2],pre[N],s[N],val[N],b[N],root,tot,siz[N];char a[N];int ff[N];void up(i... 阅读全文
posted @ 2014-06-20 22:51 wangyucheng 阅读(156) 评论(0) 推荐(0) 编辑