rt,只找到2篇，首先他的提交记录和练习情况很难令人相信，有很多题我没AC，所以请大佬找一下
1.
https://www.luogu.com.cn/record/186378708 https://www.luogu.com.cn/article/eoj460m5

https://www.luogu.com.cn/record/186379143 https://www.luogu.com.cn/article/td7r8lp0