摘要: 1 #include<cstdio> 2 #include<cstring> 3 #include<algorithm> 4 using namespace std; 5 const int M=505; 6 int n,m,qx[M*M],qy[M*M],xi[5]={0,0,1,0,-1},yi 阅读全文
posted @ 2017-04-27 20:51 友人Aqwq 阅读(191) 评论(0) 推荐(0) 编辑