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SIG interview questions and practice
11 coding questions are known to come up in SIG interviews (0 easy, 8 medium, 3 hard). The most common topics are Array, Hash Table, Simulation, Matrix.
Practice interviews built from public job posts and question lists. Each open post links to the original so you can apply on SIG’s own site; SIG does not run, see or review your practice.
Coding questions SIG asks
From public company-tagged interview question lists. Most recent and most frequent first.
- Array10
- Hash Table4
- Simulation3
- Matrix3
- String2
- Binary Search2
- Design2
- Two Pointers2
- Binary Indexed Tree1
- Segment Tree1
- Trie1
- Ordered Set1
| Question | Difficulty | Asked recently |
|---|---|---|
| Text Justification | Hard | No |
| Block Placement Queries | Hard | No |
| Find the Length of the Longest Common Prefix | Medium | No |
| Minimum Absolute Difference Between Elements With Constraint | Medium | No |
| Number of Black Blocks | Medium | No |
| Restore the Array From Adjacent Pairs | Medium | No |
| Rotate Image | Medium | No |
| Design Memory Allocator | Medium | No |
| Rotating the Box | Medium | No |
| Find Median from Data Stream | Hard | No |
| Spiral Matrix | Medium | No |
Questions about SIG interviews
What topics do SIG interviews cover?
The ones that come up most are Array, Hash Table, Simulation, Matrix, String.
What coding questions does SIG ask?
11 questions are tagged to SIG in public interview lists: 0 easy, 8 medium and 3 hard. The most asked include Text Justification, Block Placement Queries, Find the Length of the Longest Common Prefix.
How do I practise a SIG interview?
Answer a 2-minute question for free, then take a mock interview with an AI interviewer, voice and live coding. You get a review that marks the exact line that cost you. The screen and Round 1 of your first role interview are free.
Practise a SIG interview before it counts.
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