3 curated coding interview questions directly asked in Canonical technical rounds, sorted by frequency with recency and difficulty diagnostics.
| ID | Problem | Difficulty | Topic | Pattern | Acceptance | Frequency | Recency |
|---|---|---|---|---|---|---|---|
| 2138 | Divide a String Into Groups of Size k | Easy | Strings | Hashing / Sliding Window | 77.1% | 100.0% | all |
| 150 | Evaluate Reverse Polish Notation | Medium | Core DSA | Implementation / Reasoning | 57.8% | 75.0% | all |
| 88 | Merge Sorted Array | Easy | Arrays | Sorting / Prefix / Scan | 54.9% | 62.5% | all |