4 curated coding interview questions directly asked in Pwc technical rounds, sorted by frequency with recency and difficulty diagnostics.
| ID | Problem | Difficulty | Topic | Pattern | Acceptance | Frequency | Recency |
|---|---|---|---|---|---|---|---|
| 14 | Longest Common Prefix | Easy | Core DSA | Implementation / Reasoning | 47.6% | 100.0% | 6m |
| 1 | Two Sum | Easy | Arrays | Sorting / Prefix / Scan; Two Pointers | 57.5% | 100.0% | all |
| 4 | Median of Two Sorted Arrays | Hard | Arrays; Heap | Sorting / Prefix / Scan; Priority Queue | 46.6% | 75.0% | all |
| 13 | Roman to Integer | Easy | Strings | Hashing / Sliding Window | 66.6% | 75.0% | all |