LeetCode Question · Dec 2021 · Los Angeles

Facebook | OA | Counting Quadruplets

SWE OA

5 upvotes 1,362 views 6 replies

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I wan\'t able to solve this OA. Post here to help someone in the future. Given a "balanced" (not sure) binary tree. Find the lucky quadruplets, which is definied as...

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Arrays Binary Tree

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