From 1fcfd36964c96cf75a06616de8011b9965b8a714 Mon Sep 17 00:00:00 2001
From: "Wenjin.Rao" <19flipped@gmail.com>
Date: Thu, 23 Apr 2020 14:28:57 +0800
Subject: [PATCH] book: fix a minor typo (#97)

---
 book/zh-cn/02-usability.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/book/zh-cn/02-usability.md b/book/zh-cn/02-usability.md
index 0560b7b..9bd0d05 100644
--- a/book/zh-cn/02-usability.md
+++ b/book/zh-cn/02-usability.md
@@ -779,7 +779,7 @@ int main() {
 
 ```cpp
 template <typename T, typename U>
-    auto add(T t, U u) {
+auto add(T t, U u) {
     return t+u;
 }
 ```