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Fidelity DSA Interview Questions
5 curated coding interview questions directly asked in Fidelity technical rounds, sorted by frequency with recency and difficulty diagnostics.
5
Total Questions
5 (100%)
Easy Problems
0 (0%)
Medium Problems
0 (0%)
Hard Problems
🔥 Most Tested Topics:
Strings (3)Arrays (1)Core DSA (1)
📂 Sourced Datasets:
All questionsOlder than 6 months
| ID | Problem | Difficulty | Topic | Pattern | Acceptance | Frequency | Recency |
|---|---|---|---|---|---|---|---|
| 3033 | Modify the Matrix | Easy | Arrays | Sorting / Prefix / Scan | 69.1% | 100.0% | all |
| 125 | Valid Palindrome | Easy | Strings | Hashing / Sliding Window | 53.3% | 62.5% | all |
| 387 | First Unique Character in a String | Easy | Strings | Hashing / Sliding Window | 65.5% | 62.5% | all |
| 14 | Longest Common Prefix | Easy | Core DSA | Implementation / Reasoning | 47.6% | 62.5% | all |
| 242 | Valid Anagram | Easy | Strings | Hashing / Sliding Window | 68.1% | 62.5% | all |