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Openai DSA Interview Questions
15 curated coding interview questions directly asked in Openai technical rounds, sorted by frequency with recency and difficulty diagnostics.
15
Total Questions
1 (7%)
Easy Problems
12 (80%)
Medium Problems
2 (13%)
Hard Problems
🔥 Most Tested Topics:
Core DSA (7)Design (6)Arrays (2)Linked List (1)Strings (1)
📂 Sourced Datasets:
Last 3 monthsLast 6 monthsAll questionsOlder than 6 months
| ID | Problem | Difficulty | Topic | Pattern | Acceptance | Frequency | Recency |
|---|---|---|---|---|---|---|---|
| 2502 | Design Memory Allocator | Medium | Design | Data Structure Design | 50.1% | 100.0% | 3m |
| 994 | Rotting Oranges | Medium | Core DSA | Implementation / Reasoning | 58.7% | 100.0% | 3m |
| 2408 | Design SQL | Medium | Design | Data Structure Design | 64.2% | 100.0% | all |
| 751 | IP to CIDR | Medium | Core DSA | Implementation / Reasoning | 53.6% | 87.5% | 6m |
| 341 | Flatten Nested List Iterator | Medium | Linked List; Design | Two Pointers; Data Structure Design | 65.7% | 87.5% | all |
| 271 | Encode and Decode Strings | Medium | Strings; Dynamic Programming; Stack / Queue | Hashing / Sliding Window; State Transition; Monotonic Stack / Simulation | 51.6% | 87.5% | all |
| 362 | Design Hit Counter | Medium | Design | Data Structure Design | 69.7% | 75.0% | 6m |
| 71 | Simplify Path | Medium | Core DSA | Implementation / Reasoning | 50.6% | 75.0% | all |
| 631 | Design Excel Sum Formula | Hard | Arrays; Design | Sorting / Prefix / Scan; Data Structure Design | 39.7% | 75.0% | all |
| 981 | Time Based Key-Value Store | Medium | Core DSA | Implementation / Reasoning | 49.9% | 75.0% | all |
| 1242 | Web Crawler Multithreaded | Medium | Core DSA | Implementation / Reasoning | 51.2% | 50.0% | all |
| 2373 | Largest Local Values in a Matrix | Easy | Arrays | Sorting / Prefix / Scan | 87.7% | 50.0% | all |
| 735 | Asteroid Collision | Medium | Core DSA | Implementation / Reasoning | 47.9% | 50.0% | all |
| 42 | Trapping Rain Water | Hard | Core DSA | Two Pointers | 67.4% | 50.0% | all |
| 3484 | Design Spreadsheet | Medium | Design | Data Structure Design | 74.1% | 50.0% | all |