From 7127204611fd42a41cf0076216958396887500a8 Mon Sep 17 00:00:00 2001
From: p2i3t8vuh <3020727885@qq.com>
Date: Sun, 9 Jul 2023 14:47:22 +0800
Subject: [PATCH] Update README.md

---
 README.md | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index 244b611..1a5f20c 100644
--- a/README.md
+++ b/README.md
@@ -92,7 +92,11 @@ short.cpp
 
 输入修改编号，即可对指定城市进行修改
 
-
+ 
+    功能：修改城市信息
+    输入：要修改的城市编号，以及修改后的城市信息
+    输出：无
+    
 
 
 # 2. 系统设计