摘要: 模板 读写读入 快读 int read() { int s = 0,f = 1; char x = getchar(); while(x < '0' || '9' < x) f = (x == '-') ? -1 : 1 , x = getchar(); while('0' <= x && x <= 阅读全文
posted @ 2023-10-19 19:26 9981day 阅读(38) 评论(0) 推荐(0)