diff --git a/src/collections/hashmap.md b/src/collections/hashmap.md
index a54ff99..b02db08 100644
--- a/src/collections/hashmap.md
+++ b/src/collections/hashmap.md
@@ -10,6 +10,7 @@ The hash table implementation is a Rust port of Google’s [SwissTable](https://
 1. 🌟🌟
 
 ```rust,editbale
+
 // FILL in the blanks and FIX the erros
 use std::collections::HashMap;
 fn main() {
diff --git a/zh-CN/src/collections/hashmap.md b/zh-CN/src/collections/hashmap.md
index c3919c2..0ddecd2 100644
--- a/zh-CN/src/collections/hashmap.md
+++ b/zh-CN/src/collections/hashmap.md
@@ -7,6 +7,7 @@
 1. 🌟🌟
 
 ```rust,editbale
+
 // 填空并修复错误
 use std::collections::HashMap;
 fn main() {