> 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/2019/10/01.md).

# 01

<figure><img src="https://385430918-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-M8iFCzaIpXf8zXqpE6I%2Fuploads%2FFIbMJ2QkP0HqzMcZ4UoP%2Fimage.png?alt=media&amp;token=a3d50def-8138-4538-b27c-1d479959a5df" alt=""><figcaption></figcaption></figure>

<figure><img src="https://385430918-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F-M8iFCzaIpXf8zXqpE6I%2Fuploads%2FOEedzmMe47F5FjyUXq3o%2Fimage.png?alt=media&amp;token=5a56448c-70b4-4687-90da-c242480c270a" alt=""><figcaption></figcaption></figure>