[Leetcode] 130. Surrounded RegionsThis problem is about general graph. As you can get it that it’s similar type problem to “Number of Islands”.Dec 11, 2023Dec 11, 2023
[LeetCode] 105. Construct Binary Tree from Preorder and Inorder Traversal❓Problem❓Jun 28, 2023Jun 28, 2023
![[Leetcode] 130. Surrounded Regions](https://miro.medium.com/v2/resize:fill:160:106/1*_irgaHw8QOdct9VR5eY_pA.jpeg)
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![[LeetCode] 105. Construct Binary Tree from Preorder and Inorder Traversal](https://miro.medium.com/v2/resize:fill:160:106/0*EHnAbFfBFNtZG7tc.jpg)
![[LeetCode] 105. Construct Binary Tree from Preorder and Inorder Traversal](https://miro.medium.com/v2/resize:fill:320:214/0*EHnAbFfBFNtZG7tc.jpg)
![[LeetCode] 101. Symmetric Binary Tree](https://miro.medium.com/v2/resize:fill:160:106/0*cakBTiGlAqRE7l3o.jpg)
![[LeetCode] 101. Symmetric Binary Tree](https://miro.medium.com/v2/resize:fill:320:214/0*cakBTiGlAqRE7l3o.jpg)
