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LC-1161. Maximum Level Sum of a Binary Tree #240

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hamidgasmi opened this issue Jul 20, 2020 · 1 comment

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binary-tree medium sentinel-node-pattern

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hamidgasmi commented Jul 20, 2020

The problem description is available here

hamidgasmi self-assigned this

hamidgasmi added binary-tree medium sentinel-node-pattern labels

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hamidgasmi commented Jul 21, 2020

Sentinel node is not needed to separate levels between each other since the BFS queue is in 2 separated arrays.

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