✨feat: add 998

SharingSource · SharingSource · commit f9ea8a2e8dbf · 2022-08-30T13:59:31.000+08:00
diff --git a/LeetCode/991-1000/998. 最大二叉树 II（中等）.md b/LeetCode/991-1000/998. 最大二叉树 II（中等）.md
@@ -26,6 +26,7 @@ Tag : 「迭代」、「模拟」
 
 示例 1：
 ![](https://assets.leetcode-cn.com/aliyun-lc-upload/uploads/2019/02/23/maximum-binary-tree-1-2.png)
+
 ```
 输入：root = [4,1,3,null,null,2], val = 5
 
