[CSP-J 2019 游记](https://www.luogu.org/blog/mzhjr/csp-j-2019-you-ji)
[CSP-S 2019 Day 1游记](https://www.luogu.org/blog/mzhjr/csp-s-2019-day-1-you-ji)
[CSP-S 2019 Day 2游记](https://www.luogu.org/blog/mzhjr/csp-s-2019-day-2-you-ji)
###### update in 2019/11/17