摘要: [$$建议阅读$$](https://www.cnblogs.com/So-noSlack/p/17569390.html) ## AT_arc149_a 题解 [洛谷链接](https://www.luogu.com.cn/problem/AT_arc149_a)&[Atcoder 链接](htt 阅读全文
posted @ 2023-07-25 09:14 So_noSlack 阅读(123) 评论(0) 推荐(0) 编辑