doc: update docs/cpp.md

2024-04-16 23:41:10 +08:00 · 2024-04-16 23:41:10 +08:00 · d3ece9328d
commit d3ece9328d
parent d3e778ee35
1 changed files with 1 additions and 0 deletions
--- a/docs/cpp.md
+++ b/docs/cpp.md
@ -508,6 +508,7 @@ for (int i = 0, j = 2; i < 3; i++, j--){
 ```

 ### auto
+
 ```cpp
 std:: string s = "hello world";
 for(auto c: s){