> For the complete documentation index, see [llms.txt](https://huataihuang.gitbook.io/cloud-atlas-draft/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://huataihuang.gitbook.io/cloud-atlas-draft/develop/java/kuai-su-qi-bu-de-yi-ge-li-zi-cai-shu-zi.md).

# 快速起步的一个例子：猜数字