Darbar 298 — The K Weakest Rows In A Matrix
Easy
Darbar · Heap
Catalog slot 298 of 548 (source id 741). Topic heap / sorting.
Solve on LeetCode: The K Weakest Rows In A Matrix. 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: Data-structure mastery (weeks 46-60, slots 281-360). Warmup: Standard-library structure drills. Exam: Structure-selection exam with 2-3 advanced problems.
Also filed under: array / binary search, heap / binary search, heap / matrix, searching and sorting / binary search.
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_298.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
- Maximum Product Of Two Elements In An Array · easy
- Last Stone Weight · easy
- Largest Number After Digit Swaps By Parity · easy
- Relative Ranks · easy
Darbar slot 298 of Tensor-to-Tenant · Previous · Next.