> For the complete documentation index, see [llms.txt](https://book.huangyuanlove.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://book.huangyuanlove.com/2019-nian.md).

# 2019年

- [huangyuan](https://book.huangyuanlove.com/2019-nian/huangyuan.md)