【杂谈】需要mark的一些东西
https://riteme.github.io/blog/2017-10-28/oi-coding-guidelines.html
https://www.luogu.org/blog/34238/graphviz
来自 PinkRabbit 的博客园(https://www.cnblogs.com/PinkRabbit/p/8490510.html)。未经允许,请勿转载。
https://riteme.github.io/blog/2017-10-28/oi-coding-guidelines.html
https://www.luogu.org/blog/34238/graphviz