棧和遞歸的關係 144:Binary Tree Preorder Traversal
前序遍歷：根左右 //用棧來實現非遞歸解法 /**
* Definition for a binary tree node.
* struct TreeNode {
* int val;
* TreeNode *left;
* TreeNode *right;
* TreeNode(int x) : val(x), left(NULL), right(N
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相關文章
- 1. Binary Tree Preorder Traversal
- 2. 144. Binary Tree Preorder Traversal
- 3. Leetcode 144 Binary Tree PreOrder Traversal
- 4. LeetCode-N-ary Tree Preorder Traversal
- 5. 【LeetCode】Binary Tree Preorder Traversal
- 6. [LeetCode 題解]: Binary Tree Preorder Traversal
- 7. [LeetCode]144.Binary Tree Preorder Traversal
- 8. Flip Binary Tree To Match Preorder Traversal
- 9. leetcode講解--589. N-ary Tree Preorder Traversal
- 10. 【LeetCode】589. N-ary Tree Preorder Traversal