Grokking the Coding Interview: Patterns for Coding Questions
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Invert Binary Tree (medium)
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Problem Statement

Given the root of a binary tree, invert it.

Example:

Given the following two binary trees:

Constraints:

  • The number of nodes in both trees is in the range [0, 100].
  • -100 <= Node.val <= 100

Try it yourself

Try solving this question here:

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Table of Contents

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