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Count Nodes Equal to Average of Subtree | LEETCODE 2265 | Solve In Seconds

This story is from 2026-09-10. It is preserved in the archive; the latest stories are on the live feed.

This video breaks down LeetCode 2265 — Count Nodes Equal to Average of Subtree — a medium binary tree problem where post-order DFS returns (sum, count) pairs to check the average condition at every node in linear time. 🚀 Cracking Amazon / Google interviews? Get every new LeetCode solution the mome…

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  1. 2026-09-10 05:15 · DEV Community — AI
    Count Nodes Equal to Average of Subtree | LEETCODE 2265 | Solve In Seconds

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