Binary Tree Cameras
Explore how to determine the least number of cameras needed to monitor every node of a binary tree. Understand the problem constraints and apply dynamic programming strategies to develop an efficient, optimized solution.
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Statement
You are given the root of a binary tree. Cameras can be installed on any node, and each camera can monitor itself, its parent, and its immediate children.
Your task is to determine the minimum number of cameras required to monitor every node in the tree.
Constraints:
The number of nodes in the ...