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Tree Reconstruction

1 problems • Practice on LeetCode to earn credits

About This Pattern

Master the Tree Reconstruction pattern by practicing these problems organized by difficulty.Focus on the Key Signals - these are the indicators that tell you when to use this pattern.

Medium (1)

Construct Binary Tree From Preorder And Inorder Traversal

Build binary tree from preorder and inorder traversal arrays.

Key Signals:

Preorder gives rootInorder splits left/rightRecursive build