4 curated coding interview questions directly asked in Qualtrics technical rounds, sorted by frequency with recency and difficulty diagnostics.
| ID | Problem | Difficulty | Topic | Pattern | Acceptance | Frequency | Recency |
|---|---|---|---|---|---|---|---|
| 735 | Asteroid Collision | Medium | Core DSA | Implementation / Reasoning | 47.9% | 100.0% | all |
| 1925 | Count Square Sum Triples | Easy | Arrays | Sorting / Prefix / Scan | 77.2% | 100.0% | all |
| 76 | Minimum Window Substring | Hard | Arrays; Strings; Trees | Sorting / Prefix / Scan; Hashing / Sliding Window; DFS / BFS; Sliding Window | 47.5% | 62.5% | all |
| 221 | Maximal Square | Medium | Core DSA | Implementation / Reasoning | 50.3% | 62.5% | all |