Populating Next Right Pointers
You are given a perfect binary tree where all leaves are on the same level, and every parent has two children. Populate each next pointer to point to its next right node. If there is no next right node, the next pointer should be set to NULL.
Populating Next Right Pointers

You are given a perfect binary tree where all leaves are on the same level, and every parent has two children. Populate each next pointer to point to its next right node. If there is no next right node, the next pointer should be set to NULL.

Example 1:
Input: {"root":[1,2,3,4,5,6,7]}
Output: [1,#,2,3,#,4,5,6,7,#]
Input
arr ={"root":[1,2,3,4,5,6,7]}
Depth
0

1

2

3

4

5

6

7

Variables
VariableValue
level0
DepthFunction Call
Stack empty
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