摘要: template<class T> inline void read(T &x){ x = 0; register char c = getchar(); register bool f = 0; while(!isdigit(c)) f ^= c == '-', c = getchar(); wh 阅读全文
posted @ 2022-02-24 18:59 Altwilio 阅读(46) 评论(1) 推荐(0)