[链接](https://baidu.physton.com/?q=https://blog.csdn.net/hw232323232/article/details/131868945)
by Holmes_Wang @ 2023-12-23 10:04:43
[Link](https://www.luogu.com.cn/problem/list?tag=182&page=1)（）
by Augenstern5 @ 2023-12-23 10:06:14
[Link](http://poj.org/problem?id=1780)
by Augenstern5 @ 2023-12-23 10:12:03