From 9cdf994a962e9a5239b0b926845b14743be9d475 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E4=BB=A4=E7=8B=90=E4=B8=80=E5=86=B2?=
 <43949039+anonymousGiga@users.noreply.github.com>
Date: Thu, 18 May 2023 11:24:33 +0800
Subject: [PATCH] Update chapter_3_22_1.md

---
 src/chapter_3/chapter_3_22_1.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/chapter_3/chapter_3_22_1.md b/src/chapter_3/chapter_3_22_1.md
index 6b68c23..892efac 100644
--- a/src/chapter_3/chapter_3_22_1.md
+++ b/src/chapter_3/chapter_3_22_1.md
@@ -143,4 +143,6 @@ libc = "0.2.139"  # src/main.rs中使用了libc这个库
 
 ```
 
+可以使用cargo run对这个工程编译运行。
+