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Grokking the Coding Interview Patterns in C++

Solution: Average of Levels in Binary Tree

Explore how to use breadth-first search to traverse a binary tree level by level and calculate the average value of nodes on each level. Understand queue operations and algorithm complexity to efficiently solve this tree problem.

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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} ...