摘要: #include#include#include#include#includeusing namespace std;typedef long long ll;const int maxn = 505;const ll one = 1;const ll inf = one l[j-1][x]) l... 阅读全文
posted @ 2014-06-18 18:28 Ramanujan 阅读(301) 评论(0) 推荐(0) 编辑