Stackadapt Coding Interview Questions
We track 3 coding questions asked at Stackadapt, tagged with the algorithms and concepts they test. The most common: Design, Hash Table, Array, Binary Search, Data Stream.
Browse all 3 Stackadapt questions →Concept mix
Each question's weight is split evenly across its concepts, so the shares sum to 100%.
- Design23.3%
- Hash Table16.7%
- Array8.3%
- Binary Search8.3%
- Doubly-Linked List8.3%
- Linked List8.3%
- Data Stream6.7%
- Heap (Priority Queue)6.7%
- Sorting6.7%
- Two Pointers6.7%
How many questions involve each concept
Share of all 3 tracked Stackadapt questions that touch each concept. Questions usually involve several, so these overlap.
- Design100.0%
- Hash Table66.7%
- Array33.3%
- Binary Search33.3%
- Data Stream33.3%
- Doubly-Linked List33.3%
- Heap (Priority Queue)33.3%
- Linked List33.3%
- Sorting33.3%
- Two Pointers33.3%
Where Stackadapt differs from the average company
Concept weight at Stackadapt relative to the average across all companies we track. Green means Stackadapt leans on it harder than most.
- Design17.9×
- Hash Table2.5×
Stackadapt specialties
Concepts that show up at Stackadapt but are rarely asked elsewhere. They are easy to get blindsided by.
Difficulty mix
Level split of the 3 tracked Stackadapt questions.
- Mid/Senior67% (2)
- Staff33% (1)
Every concept in Stackadapt interviews
| Concept | Questions | % of questions | Share of mix |
|---|---|---|---|
| Design | 3 | 100.0% | 23.3% |
| Hash Table | 2 | 66.7% | 16.7% |
| Array | 1 | 33.3% | 8.3% |
| Binary Search | 1 | 33.3% | 8.3% |
| Data Stream | 1 | 33.3% | 6.7% |
| Doubly-Linked List | 1 | 33.3% | 8.3% |
| Heap (Priority Queue) | 1 | 33.3% | 6.7% |
| Linked List | 1 | 33.3% | 8.3% |
| Sorting | 1 | 33.3% | 6.7% |
| Two Pointers | 1 | 33.3% | 6.7% |
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