> For the complete documentation index, see [llms.txt](https://www.oulan.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://www.oulan.com/2020/02/10.md).

# 10

![](https://385430918-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-M8iFCzaIpXf8zXqpE6I%2F-MTTwF3a6XM1n93Mvahr%2F-MTTwWICxg-jQlQF6xFN%2Fimage.png?alt=media\&token=524dcc44-e9d8-4609-985f-acfb86fc0213)