Invert Binary Tree
Given the root of a binary tree, invert the tree, and return its root.

30:00

Invert Binary Tree
easy
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Given the root of a binary tree, invert the tree, and return its root.

Example 1:
Input: {"root":[4,2,7,1,3,6,9]}
Output: [4,7,2,9,6,3,1]
Constraints:

  • The number of nodes is in the range [0,100][0, 100].

  • −100≤Node.val≤100-100 \leq \text{Node.val} \leq 100

Input
arr ={"root":[4,2,7,1,3,6,9]}

4

2

7

1

3

6

9

Variables
No variables to display
DepthFunction Call
Stack empty
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