Update 202-happy-number.md

gazeldx · web-flow · commit c26f2c063e85 · 2025-03-25T07:11:12.000+08:00
diff --git a/en/1-1000/202-happy-number.md b/en/1-1000/202-happy-number.md
@@ -141,7 +141,6 @@ class Solution:
 
 ## JavaScript
 
-```javascript
 ```javascript
 var isHappy = function (n, appearedNums) {
   appearedNums ||= new Set()
@@ -164,9 +163,8 @@ var isHappy = function (n, appearedNums) {
   return isHappy(sum, appearedNums)
 };
 ```
-```
 
-## CSharp
+## C#
 
 ```csharp
 public class Solution
