Tinkoff Coding Interview Questions
We track 20 coding questions asked at Tinkoff, tagged with the algorithms and concepts they test. The most common: Array, String, Hash Table, Matrix, Two Pointers.
Browse all 20 Tinkoff questions →Concept mix
Each question's weight is split evenly across its concepts, so the shares sum to 100%.
- Array20.4%
- String17.5%
- Hash Table8.8%
- Two Pointers8.8%
- Binary Search7.0%
- Stack7.0%
- Matrix6.3%
- Dynamic Programming3.5%
- Sliding Window3.5%
- Depth-First Search2.8%
- Other (8)14.6%
How many questions involve each concept
Share of all 20 tracked Tinkoff questions that touch each concept. Questions usually involve several, so these overlap.
- Array50.0%
- String35.0%
- Hash Table20.0%
- Matrix20.0%
- Two Pointers20.0%
- Binary Search15.0%
- Stack15.0%
- Depth-First Search10.0%
- Dynamic Programming10.0%
- Sliding Window10.0%
- Breadth-First Search5.0%
- Design5.0%
Where Tinkoff differs from the average company
Concept weight at Tinkoff relative to the average across all companies we track. Green means Tinkoff leans on it harder than most.
- Stack2.8×
- Matrix2.7×
- Two Pointers2.4×
- Binary Search2.3×
- Dynamic Programming0.56×
Tinkoff specialties
Concepts that show up at Tinkoff but are rarely asked elsewhere. They are easy to get blindsided by.
Difficulty mix
Level split of the 20 tracked Tinkoff questions.
- Junior35% (7)
- Mid/Senior65% (13)
Every concept in Tinkoff interviews
| Concept | Questions | % of questions | Share of mix |
|---|---|---|---|
| Array | 10 | 50.0% | 20.4% |
| String | 7 | 35.0% | 17.5% |
| Hash Table | 4 | 20.0% | 8.8% |
| Matrix | 4 | 20.0% | 6.3% |
| Two Pointers | 4 | 20.0% | 8.8% |
| Binary Search | 3 | 15.0% | 7.0% |
| Stack | 3 | 15.0% | 7.0% |
| Depth-First Search | 2 | 10.0% | 2.8% |
| Dynamic Programming | 2 | 10.0% | 3.5% |
| Sliding Window | 2 | 10.0% | 3.5% |
| Breadth-First Search | 1 | 5.0% | 1.1% |
| Design | 1 | 5.0% | 2.6% |
| Enumeration | 1 | 5.0% | 1.8% |
| Linked List | 1 | 5.0% | 2.6% |
| Math | 1 | 5.0% | 1.8% |
| Recursion | 1 | 5.0% | 1.8% |
| Sorting | 1 | 5.0% | 1.8% |
| Union-Find | 1 | 5.0% | 1.1% |
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