13 curated coding interview questions directly asked in Nike technical rounds, sorted by frequency with recency and difficulty diagnostics.
| ID | Problem | Difficulty | Topic | Pattern | Acceptance | Frequency | Recency |
|---|---|---|---|---|---|---|---|
| 202 | Happy Number | Easy | Core DSA | Implementation / Reasoning | 59.7% | 100.0% | all |
| 498 | Diagonal Traverse | Medium | Core DSA | Implementation / Reasoning | 67.2% | 87.5% | all |
| 53 | Maximum Subarray | Medium | Arrays | Sorting / Prefix / Scan | 53.3% | 87.5% | all |
| 155 | Min Stack | Medium | Stack / Queue | Monotonic Stack / Simulation | 58.2% | 87.5% | all |
| 32 | Longest Valid Parentheses | Hard | Strings | Hashing / Sliding Window | 38.8% | 87.5% | all |
| 3 | Longest Substring Without Repeating Characters | Medium | Strings; Trees | Hashing / Sliding Window; DFS / BFS; Sliding Window | 39.1% | 75.0% | all |
| 20 | Valid Parentheses | Easy | Strings | Hashing / Sliding Window | 44.2% | 75.0% | all |
| 2642 | Design Graph With Shortest Path Calculator | Hard | Graphs; Stack / Queue; Design | BFS / DFS / Topological Sort; Monotonic Stack / Simulation; Data Structure Design | 65.2% | 75.0% | all |
| 605 | Can Place Flowers | Easy | Core DSA | Implementation / Reasoning | 29.1% | 75.0% | all |
| 31 | Next Permutation | Medium | Backtracking | Backtracking | 45.3% | 75.0% | all |
| 122 | Best Time to Buy and Sell Stock II | Medium | Core DSA | Implementation / Reasoning | 71.1% | 75.0% | all |
| 55 | Jump Game | Medium | Greedy | Greedy | 40.9% | 75.0% | all |
| 287 | Find the Duplicate Number | Medium | Arrays | Sorting / Prefix / Scan | 64.3% | 75.0% | all |