摘要: #include using namespace std; #define p make_pair #define ll long long #define INF 0x3f3f3f3f #define MAXN 1000010 #define MAXM 1010 inline int read() { int x = 0,ff = 1;char ch = getcha... 阅读全文
posted @ 2019-02-18 20:44 海边微风起 阅读(273) 评论(0) 推荐(0) 编辑