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In graph theory, breadth-first search (BFS) is a graph search algorithm that begins at the root node and explores all the neighboring nodes. Then for each of those nearest nodes, it explores their unexplored neighbor nodes, and so on, until it finds the goal.
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votes
Accepted
LeetCode: maximum-depth-of-n-ary-tree
Your solution seems pretty optimal - for breadth-first traversal (see below)
MaxDepth() could/should be static. The containing class too.
The LeetCode question does not require breadth-first traver …