10 curated coding interview questions directly asked in Criteo technical rounds, sorted by frequency with recency and difficulty diagnostics.
| ID | Problem | Difficulty | Topic | Pattern | Acceptance | Frequency | Recency |
|---|---|---|---|---|---|---|---|
| 350 | Intersection of Two Arrays II | Easy | Arrays | Sorting / Prefix / Scan | 59.9% | 100.0% | 6m |
| 349 | Intersection of Two Arrays | Easy | Arrays | Sorting / Prefix / Scan | 77.8% | 100.0% | all |
| 733 | Flood Fill | Easy | Core DSA | Implementation / Reasoning | 68.3% | 87.5% | all |
| 1 | Two Sum | Easy | Arrays | Sorting / Prefix / Scan; Two Pointers | 57.5% | 87.5% | all |
| 383 | Ransom Note | Easy | Core DSA | Implementation / Reasoning | 66.0% | 75.0% | all |
| 33 | Search in Rotated Sorted Array | Medium | Arrays; Binary Search | Sorting / Prefix / Scan; Binary Search | 44.9% | 75.0% | all |
| 528 | Random Pick with Weight | Medium | Core DSA | Implementation / Reasoning | 49.1% | 75.0% | all |
| 53 | Maximum Subarray | Medium | Arrays | Sorting / Prefix / Scan | 53.3% | 75.0% | all |
| 20 | Valid Parentheses | Easy | Strings | Hashing / Sliding Window | 44.2% | 75.0% | all |
| 645 | Set Mismatch | Easy | Core DSA | Implementation / Reasoning | 43.6% | 75.0% | all |