From bacc70c091107b2b9cdaeac08762af2334dca992 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 09:24:52 +0800
Subject: [PATCH] Update chapter_3_16.md

---
 src/chapter_3/chapter_3_16.md | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/chapter_3/chapter_3_16.md b/src/chapter_3/chapter_3_16.md
index a36c307..9f5cd47 100644
--- a/src/chapter_3/chapter_3_16.md
+++ b/src/chapter_3/chapter_3_16.md
@@ -1,3 +1,4 @@
-# 智能指针
-
-todo
+# 3.16 智能指针
+## 3.16.1 智能指针介绍
+指针是一个包含了内存地址的变量，该内存地址引用或者指向了另外的数据，其在内存中的示意图如下：
+![注释](../../assets/18.png)