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更新图床

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programmercarl
2023-03-10 14:02:32 +08:00
parent 2a9b627a90
commit 17cb4b45c7
134 changed files with 1169 additions and 829 deletions
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problems/0404.左叶子之和.md
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@@ -13,7 +13,8 @@
示例：
![404.左叶子之和1](https://img-blog.csdnimg.cn/20210204151927654.png)
![404.左叶子之和1](https://code-thinking-1253855093.file.myqcloud.com/pics/20210204151927654.png)
## 视频讲解
@@ -27,8 +28,7 @@
大家思考一下如下图中二叉树，左叶子之和究竟是多少？
![404.左叶子之和](https://img-blog.csdnimg.cn/20210204151949672.png)
![404.左叶子之和](https://code-thinking-1253855093.file.myqcloud.com/pics/20210204151949672.png)
**其实是0，因为这棵树根本没有左叶子！**
但看这个图的左叶子之和是多少？