1 curated coding interview questions directly asked in Checkpoint technical rounds, sorted by frequency with recency and difficulty diagnostics.
| ID | Problem | Difficulty | Topic | Pattern | Acceptance | Frequency | Recency |
|---|---|---|---|---|---|---|---|
| 941 | Valid Mountain Array | Easy | Arrays; Strings | Sorting / Prefix / Scan; Hashing / Sliding Window | 35.3% | 100.0% | all |