@ -29,8 +29,8 @@
</br>
<em>
下载 PDF >
<a href="https://github.com/krahets/hello-algo/releases/tag/1.0.0b1">
<a href="https://github.com/krahets/hello-algo/releases/tag/1.0.0b2">
Releases/1.0.0b1
Releases/1.0.0b2
</a>
</em>
</p>