diff --git a/problems/0001.两数之和.md b/problems/0001.两数之和.md
index 3d0674ce..4a1a987f 100644
--- a/problems/0001.两数之和.md
+++ b/problems/0001.两数之和.md
@@ -134,6 +134,7 @@ func twoSum(nums []int, target int) []int {
     }
     return []int{}
 }
+```
 
 ```go
 // 使用map方式解题，降低时间复杂度