I have a recurrence tree for the relation of $$T(n)=T(\sqrt{n}) + T(n-\sqrt{n}) + O(n),$$
which solves to $O(n+n\sqrt{n})$. I'm trying to use what I have from this to provide a lower bound on the running time.
What's the best way to tackle this?
2026-04-07 00:18:10.1775521090
Finding lower bound based on solved recurrence relation
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