From f34dde9c651c5a854a7829948cc2d2c50ae44ead Mon Sep 17 00:00:00 2001
From: Yudong Jin <krahets@163.com>
Date: Fri, 6 Jan 2023 03:13:06 +0800
Subject: [PATCH] Add back-to-top button.

---
 docs/chapter_stack_and_queue/stack.md | 2 +-
 mkdocs.yml                            | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/docs/chapter_stack_and_queue/stack.md b/docs/chapter_stack_and_queue/stack.md
index 2bc8b398e..825cda9f9 100644
--- a/docs/chapter_stack_and_queue/stack.md
+++ b/docs/chapter_stack_and_queue/stack.md
@@ -872,7 +872,7 @@ comments: true
 
 !!! tip
 
-    某些语言并未专门提供栈类，但我们可以直接把该语言的「数组」或「链表」看作栈来使用，并通过“脑补”来屏蔽无关操作，而无需像上述代码一样去特意包装一层。
+    某些语言并未专门提供栈类，但我们可以直接把该语言的「数组」或「链表」看作栈来使用，并通过“脑补”来屏蔽无关操作，而无需像上述代码去特意包装一层。
 
 ## 栈典型应用
 
diff --git a/mkdocs.yml b/mkdocs.yml
index 4aca74c24..9ddae9f39 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -32,7 +32,7 @@ theme:
     - navigation.sections
     # - navigation.tabs
     # - navigation.tabs.sticky
-    # - navigation.top
+    - navigation.top
     - navigation.footer
     - navigation.tracking
     - search.highlight