Given two integer arrays inorder and postorder where inorder is the inorder traversal of a binary tree and postorder is the postorder traversal of the same tree, construct and return the binary tree.

Example 1:

Input: inorder = [9,3,15,20,7], postorder = [9,15,7,20,3]Output: [3,9,20,null,null,15,7]

Example 2:

Input: inorder = [-1], postorder = [-1]Output: [-1]

Constraints:

• 1

Transcribed Image Text:

9 3 15 20 7 9 3 15 20 7

Answer rating: 100% (QA)

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