摘要: #include using namespace std; const int maxn = 1000010; inline int qread(){ register int x = 0, ch = getchar(), flag = 0; while(!isdigit(ch)) flag = ch == '-', ch = getchar(); while(is... 阅读全文
posted @ 2018-09-11 18:44 junk_yao 阅读(123) 评论(0) 推荐(0) 编辑