[leetcode]Construct Binary Tree from Preorder and Inorder Traversal
從前序中序遍歷來重構二叉樹 經典題,從期末考試到考研什么的應該都有 前序遍歷第一個肯定是root 在inorder里面去找root 左邊的是leftsubtree , 右邊的是rightsubtree 然后preorder除去order,后面lifetsubtree.size ...
原文：Construct Binary Tree from Preorder and Inorder Traversal leetcode java
題目： Given preorder and inorder traversal of a tree, construct the binary tree. Note: You may assume that duplicates do not exist in the tree. 題解： publicTreeNodebuildTree int preorder, int inorder int ...
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