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Grokking the Coding Interview Patterns in C#

Solution: Average of Levels in Binary Tree

Explore how to calculate the average values of nodes at each level in a binary tree using breadth-first search. This lesson helps you understand level-wise tree traversal, implement queue-based BFS, and analyze time and space complexity, sharpening your problem-solving skills for coding interviews.

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Statement

You are given the root of a binary tree. Your task is to return the average value of the nodes on each level in the form of an array.

Note: Only answers within 10−510^{-5} ...