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docs/notes/28. 对称的二叉树.md
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@ -4,7 +4,7 @@
## 题目描述
<img src="https://cs-notes-1256109796.cos.ap-guangzhou.myqcloud.com/0c12221f-729e-4c22-b0ba-0dfc909f8adf.jpg" width="300"/>
<div align="center"> <img src="https://cs-notes-1256109796.cos.ap-guangzhou.myqcloud.com/0c12221f-729e-4c22-b0ba-0dfc909f8adf.jpg" width="300"/> </div><br>
## 解题思路
@ -25,3 +25,10 @@ boolean isSymmetrical(TreeNode t1, TreeNode t2) {
return isSymmetrical(t1.left, t2.right) && isSymmetrical(t1.right, t2.left);
}
```
<div align="center"><img width="320px" src="https://cs-notes-1256109796.cos.ap-guangzhou.myqcloud.com/githubio/公众号二维码-1.png"></img></div>