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NeetCode 150 / Trees
07.13 · Problem

Construct Binary Tree from Preorder and Inorder Traversal

Medium Recursion with an index map 1 video LC 105 Pro

This problem is part of solulu Pro

You're given the preorder and inorder traversals of a binary tree with distinct values. Rebuild the tree and return its root.

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Item 58 of 150 · updated 2026-10-12