docs: optimize lang description (#29)

thinkasany · web-flow · commit 2c3d3c9299f0 · 2024-03-12T20:13:08.000+08:00
diff --git a/README.md b/README.md
@@ -1,6 +1,6 @@
 # Leetcode practice
 
-[中文文档](./README_CN.md)|**English Document**||[日本語の文書](./README_JP.md)
+[中文](./README_CN.md) · **English** ·[日本語](./README_JP.md)
 
 ## I. Project Information
 
diff --git a/README_CN.md b/README_CN.md
@@ -1,6 +1,6 @@
 # Leetcode practice
 
-**中文文档**|[English Document](./README.md)|[日本語の文書](./README_JP.md)
+**中文** · [English](./README.md) · [日本語](./README_JP.md)
 
 ## I.项目信息
 
diff --git a/README_JP.md b/README_JP.md
@@ -1,6 +1,6 @@
 # Leetcode practice
 
-[中文文档](./README_CN.md)|[English Document](./README.md)|**日本語の文書**
+[中文](./README_CN.md) · [English](./README.md) · **日本語**
 
 ## I.プロジェクト情報
 
