Fidelity Investments LeetCode Interview Questions
Practice 16 real coding problems frequently asked in Fidelity Investments technical interviews. Master these questions to ace your next Fidelity Investments software engineering interview.
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Fidelity Investments Interview Problems
| Problem | DifficultyDiff | Action |
|---|---|---|
Best Time to Buy and Sell Stock IV 100% | HardH | Solve→ |
Custom Sort String 97% | MediumM | Solve→ |
Reveal Cards In Increasing Order 89% | MediumM | Solve→ |
Combination Sum 79% | MediumM | Solve→ |
Goat Latin 77% | EasyE | Solve→ |
Random Pick with Weight 73% | MediumM | Solve→ |
Accounts Merge 69% | MediumM | Solve→ |
Diameter of Binary Tree 67% | EasyE | Solve→ |
Count Unhappy Friends 66% | MediumM | Solve→ |
Coin Change II 56% | MediumM | Solve→ |
Length of Last Word 54% | EasyE | Solve→ |
Flood Fill 37% | EasyE | Solve→ |
Jump Game 29% | MediumM | Solve→ |
Merge Intervals 27% | MediumM | Solve→ |
Binary Tree Zigzag Level Order Traversal 22% | MediumM | Solve→ |
Linked List Cycle 22% | EasyE | Solve→ |
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Frequently Asked Questions
What LeetCode problems does Fidelity Investments ask in interviews?
Fidelity Investments commonly asks 16 coding problems in technical interviews, including Best Time to Buy and Sell Stock IV, Custom Sort String, Reveal Cards In Increasing Order. The difficulty breakdown is 5 Easy, 10 Medium, and 1 Hard problems.
How should I prepare for a Fidelity Investments coding interview?
Focus on the most frequently asked problems first, especially those with high frequency scores. Fidelity Investments interviews typically emphasize Array and String. Practice explaining your thought process while coding.
What is the difficulty level of Fidelity Investments coding interviews?
Based on our data, Fidelity Investments interviews include 5 Easy (31%), 10 Medium (63%), and 1 Hard (6%) problems.
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