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Level Order Successor (easy)
Problem Statement
Given a binary tree and a node, find the level order successor of the given node in the tree. The level order successor is the node that appears right after the given node in the level order traversal.
Example 1:
Example 2:
Example 3:
Constraints:
- The number of nodes in the tree is in the range [0, 10<sup>5</sup>].
-1000 <= Node.val <= 1000
Try it yourself
Try solving this question here:
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