Darbar 045 — How Many Numbers Are Smaller Than The Current Number
Easy
Darbar · Array
Catalog slot 45 of 548 (source id 167). Topic array / sorting.
Solve on LeetCode: How Many Numbers Are Smaller Than The Current Number. 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: array / hashing, hash table / counting, hash table / sorting, searching and sorting / sorting.
Evidence (cookiecutter problem_045.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
- Minimum Number Of Moves To Seat Everyone · easy
- Maximum Product Difference Between Two Pairs · easy
- Find Target Indices After Sorting Array · easy
- Maximum Product Of Two Elements In An Array · easy
Darbar slot 45 of Tensor-to-Tenant · Previous · Next.