Darbar 390 — How Many Numbers Are Smaller Than The Current Number
Easy
Darbar · Searching And Sorting
Catalog slot 390 of 548 (source id 1157). Topic searching and sorting / 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: Advanced and interview fusion (weeks 61-90, slots 361-470). Warmup: Classic DP and greedy patterns. Exam: Mixed 4-problem block mirroring a real interview.
Also filed under: array / hashing, array / sorting, hash table / counting, hash table / sorting.
Evidence (cookiecutter problem_390.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 Sum Of Four Digit Number After Splitting Digits · easy
- Sorting The Sentence · easy
- Maximum Product Difference Between Two Pairs · easy
- Maximum Product Of Two Elements In An Array · easy
Searching And Sorting index · Darbar hub
Darbar slot 390 of Tensor-to-Tenant · Previous · Next.