From 35c0825c88249f302c74fad285f9509974c6133c 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 09:54:02 +0800
Subject: [PATCH] Update chapter_3_16_4.md

---
 src/chapter_3/chapter_3_16_4.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/chapter_3/chapter_3_16_4.md b/src/chapter_3/chapter_3_16_4.md
index 378b89b..4a7de75 100644
--- a/src/chapter_3/chapter_3_16_4.md
+++ b/src/chapter_3/chapter_3_16_4.md
@@ -45,6 +45,7 @@ fn main() {
 }
 ```
 代码运行结果如下：
+
 ![注释](../../assets/25.png)
 
 第一个“Dog leave”打印是第14行调用释放_a产生，最后一个“Dog leave”打印则是_b离开作用域时调用drop方法产生。