Darbar 270 — Top K Frequent Elements
Medium
Darbar · Heap
Catalog slot 270 of 548 (source id 782). Topic heap / hashing.
Solve on LeetCode: Top K Frequent Elements. Do not treat this page as a statement dump.
Aligned T2T band: weeks 31–45. Start at Week 31. Full map: Darbar hub.
Pattern block: Tree and graph fluency (weeks 31-45, slots 201-280). Warmup: Tree traversals and adjacency-list graph walks. Exam: Tree+graph block with one design flavored problem.
Also filed under: hash table / divide and conquer, heap / counting, heap / divide and conquer.
Triangulation — Heap: Darbar speed is Top-K and scheduler problems; Forge depth is Heap invariants and adversarial streams; production artifact is Streaming Top-K / inference batching.
Evidence (cookiecutter problem_270.md)
- Attempt log (approaches that failed)
- Final complexity (time and space)
- One mistake corrected
- Production concept this slot reinforces
Personal dates and the CSV tracker stay in the learner journal.
Same subtopic
- Find Subsequence Of Length K With The Largest Sum · easy
- Reduce Array Size To The Half · medium
- Sort Characters By Frequency · medium
- Top K Frequent Words · medium
Darbar slot 270 of Tensor-to-Tenant · Previous · Next.