Spectrum LeetCode Interview Questions
Practice 34 real coding problems frequently asked in Spectrum technical interviews. Master these questions to ace your next Spectrum software engineering interview.
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Spectrum Interview Problems
| Problem | DifficultyDiff | Action |
|---|---|---|
Remove Element 100% | EasyE | Solve→ |
Insert Delete GetRandom O(1) 79% | MediumM | Solve→ |
Design Tic-Tac-Toe 77% | MediumM | Solve→ |
Squares of a Sorted Array 77% | EasyE | Solve→ |
Search Insert Position 76% | EasyE | Solve→ |
Merge Two Sorted Lists 75% | EasyE | Solve→ |
Minimum Array Sum 74% | MediumM | Solve→ |
Two City Scheduling 73% | MediumM | Solve→ |
Combination Sum II 72% | MediumM | Solve→ |
Zero Array Transformation I 70% | MediumM | Solve→ |
Word Ladder II 69% | HardH | Solve→ |
Interval List Intersections 69% | MediumM | Solve→ |
Word Pattern II 67% | MediumM | Solve→ |
Buildings With an Ocean View 64% | MediumM | Solve→ |
Count Unhappy Friends 63% | MediumM | Solve→ |
Integer to Roman 60% | MediumM | Solve→ |
Continuous Subarrays 59% | MediumM | Solve→ |
Sum Root to Leaf Numbers 54% | MediumM | Solve→ |
All O`one Data Structure 52% | HardH | Solve→ |
Missing Number 48% | EasyE | Solve→ |
Maximum Swap 44% | MediumM | Solve→ |
Remove All Occurrences of a Substring 44% | MediumM | Solve→ |
Ransom Note 42% | EasyE | Solve→ |
Rotate Image 39% | MediumM | Solve→ |
Find K Closest Elements 37% | MediumM | Solve→ |
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Check If a Word Occurs As a Prefix of Any Word in a Sentence 34% | EasyE | Solve→ |
Letter Combinations of a Phone Number 32% | MediumM | Solve→ |
Shortest Word Distance II 31% | MediumM | Solve→ |
Spiral Matrix 31% | MediumM | Solve→ |
Longest Increasing Path in a Matrix 31% | HardH | Solve→ |
Kth Missing Positive Number 30% | EasyE | Solve→ |
Minimum Absolute Difference 29% | EasyE | Solve→ |
Make String a Subsequence Using Cyclic Increments 28% | MediumM | Solve→ |
Number of Islands II 21% | HardH | Solve→ |
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Frequently Asked Questions
What LeetCode problems does Spectrum ask in interviews?
Spectrum commonly asks 34 coding problems in technical interviews, including Remove Element, Insert Delete GetRandom O(1), Design Tic-Tac-Toe. The difficulty breakdown is 9 Easy, 21 Medium, and 4 Hard problems.
How should I prepare for a Spectrum coding interview?
Focus on the most frequently asked problems first, especially those with high frequency scores. Spectrum interviews typically emphasize Array and Hash Table. Practice explaining your thought process while coding.
What is the difficulty level of Spectrum coding interviews?
Based on our data, Spectrum interviews include 9 Easy (26%), 21 Medium (62%), and 4 Hard (12%) problems.
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