From: Shuhao Zhang <594422141@qq.com>
Date: Mon, 25 Feb 2019 16:42:10 +0000 (+0800)
Subject: code updated
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=b5887ff165f1a2cd786ee92d869b8993fe4a9831;p=oi-wiki%2Fmain.git

code updated
---

diff --git a/docs/intro/common-tricks.md b/docs/intro/common-tricks.md
index 44d9bd65..a684f4ee 100644
--- a/docs/intro/common-tricks.md
+++ b/docs/intro/common-tricks.md
@@ -42,6 +42,7 @@
 使用namespace能使程序可读性更好，便于调试。
 
 ```cpp
+//NOI 2018 屠龙勇士 40分部分分代码
 #include <iostream>
 #include <algorithm>
 #include <cmath>