Construct Binary Tree from Preorder and Inorder Traversal
題目要求給出前序和中序二叉樹遍歷結果，重建二叉樹。樹的節點值不存在冗餘。html 解法是給出目前處理的前序和中序的起始和結束的index。前序的第一個值爲根節點的值，根據這個值在中序中查找index，從而在中序中劃分左子樹和右子樹的遍歷，遞歸求解，直至只有一個節點。注意爲了進行中序遍歷的高效查找，預先把值存入hashmap之中，python的實現爲dict.node class Solution(
相關文章
- 1. 105. Construct Binary Tree from Preorder and Inorder Traversal——tree
- 2. Construct Binary Tree from Preorder and Inorder Traversal
- 3. [LeetCode]Construct Binary Tree from Preorder and Inorder Traversal
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- 5. Leetcode 105. Construct Binary Tree from Preorder and Inorder Traversal
- 6. leetcode -- 105. Construct Binary Tree from Preorder and Inorder Traversal
- 7. 105. Construct Binary Tree from Preorder and Inorder Traversal
- 8. [LeetCode]*105.Construct Binary Tree from Preorder and Inorder Traversal
- 9. LeetCode—105. Construct Binary Tree from Preorder and Inorder Traversal
- 10. [LeetCode]*106.Construct Binary Tree from Inorder and Postorder Traversal
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相關文章
- 1. 105. Construct Binary Tree from Preorder and Inorder Traversal——tree
- 2. Construct Binary Tree from Preorder and Inorder Traversal
- 3. [LeetCode]Construct Binary Tree from Preorder and Inorder Traversal
- 4. construct-binary-tree-from-preorder-and-inorder-traversal
- 5. Leetcode 105. Construct Binary Tree from Preorder and Inorder Traversal
- 6. leetcode -- 105. Construct Binary Tree from Preorder and Inorder Traversal
- 7. 105. Construct Binary Tree from Preorder and Inorder Traversal
- 8. [LeetCode]*105.Construct Binary Tree from Preorder and Inorder Traversal
- 9. LeetCode—105. Construct Binary Tree from Preorder and Inorder Traversal
- 10. [LeetCode]*106.Construct Binary Tree from Inorder and Postorder Traversal