Darbar 003 — The K Weakest Rows In A Matrix

Easy

Darbar · Array

Catalog slot 3 of 548 (source id 226). Topic array / binary search.

Solve on LeetCode: The K Weakest Rows In A Matrix. Do not treat this page as a statement dump.

Aligned T2T band: weeks 1–6. Start at Week 1. Full map: Darbar hub.

Pattern block: Timed routing (weeks 1-15, slots 1-120). Warmup: LeetCode-style easy problems (15 min each). Exam: Weekly timed block, 3-5 problems in 60 minutes.

Also filed under: heap / binary search, heap / matrix, heap / sorting, searching and sorting / binary search.

Evidence (cookiecutter problem_003.md)

1. Attempt log (approaches that failed)
2. Final complexity (time and space)
3. One mistake corrected
4. Production concept this slot reinforces

Personal dates and the CSV tracker stay in the learner journal.

Same subtopic

• Find Target Indices After Sorting Array · easy
• Count Negative Numbers In A Sorted Matrix · easy
• Search Insert Position · easy
• Check If N And Its Double Exist · easy

Array index · Darbar hub

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