Samsung Coding Interview Questions
We track 69 coding questions asked at Samsung, tagged with the algorithms and concepts they test. The most common: Array, Dynamic Programming, Hash Table, String, Two Pointers.
Browse all 69 Samsung questions →Concept mix
Each question's weight is split evenly across its concepts, so the shares sum to 100%.
- Array22.6%
- Dynamic Programming7.4%
- String5.9%
- Two Pointers5.6%
- Hash Table4.9%
- Sorting4.3%
- Math4.3%
- Binary Search4.0%
- Breadth-First Search3.9%
- Matrix3.9%
- Other (32)33.0%
How many questions involve each concept
Share of all 69 tracked Samsung questions that touch each concept. Questions usually involve several, so these overlap.
- Array63.8%
- Dynamic Programming21.7%
- Hash Table17.4%
- String17.4%
- Two Pointers17.4%
- Breadth-First Search15.9%
- Heap (Priority Queue)14.5%
- Sorting14.5%
- Matrix13.0%
- Binary Search11.6%
- Depth-First Search11.6%
- Greedy10.1%
Where Samsung differs from the average company
Concept weight at Samsung relative to the average across all companies we track. Green means Samsung leans on it harder than most.
- Shortest Path5.5×
- Ordered Set3.3×
- Heap (Priority Queue)2.5×
- Union-Find1.9×
- Bit Manipulation0.56×
- Stack0.56×
- Tree0.47×
- Binary Tree0.38×
Samsung specialties
Concepts that show up at Samsung but are rarely asked elsewhere. They are easy to get blindsided by.
Difficulty mix
Level split of the 69 tracked Samsung questions.
- Junior20% (14)
- Mid/Senior55% (38)
- Staff25% (17)
Every concept in Samsung interviews
| Concept | Questions | % of questions | Share of mix |
|---|---|---|---|
| Array | 44 | 63.8% | 22.6% |
| Dynamic Programming | 15 | 21.7% | 7.4% |
| Hash Table | 12 | 17.4% | 4.9% |
| String | 12 | 17.4% | 5.9% |
| Two Pointers | 12 | 17.4% | 5.6% |
| Breadth-First Search | 11 | 15.9% | 3.9% |
| Heap (Priority Queue) | 10 | 14.5% | 3.8% |
| Sorting | 10 | 14.5% | 4.3% |
| Matrix | 9 | 13.0% | 3.9% |
| Binary Search | 8 | 11.6% | 4.0% |
| Depth-First Search | 8 | 11.6% | 2.4% |
| Greedy | 7 | 10.1% | 2.9% |
| Math | 7 | 10.1% | 4.3% |
| Graph Theory | 5 | 7.2% | 1.8% |
| Linked List | 5 | 7.2% | 2.2% |
| Union-Find | 4 | 5.8% | 1.3% |
| Backtracking | 3 | 4.3% | 1.5% |
| Counting | 3 | 4.3% | 0.9% |
| Design | 3 | 4.3% | 1.2% |
| Divide and Conquer | 3 | 4.3% | 1.3% |
| Ordered Set | 3 | 4.3% | 1.0% |
| Prefix Sum | 3 | 4.3% | 1.2% |
| Shortest Path | 3 | 4.3% | 1.1% |
| Stack | 3 | 4.3% | 1.4% |
| Tree | 3 | 4.3% | 0.7% |
| Binary Tree | 2 | 2.9% | 0.5% |
| Bit Manipulation | 2 | 2.9% | 0.9% |
| Monotonic Stack | 2 | 2.9% | 0.7% |
| Simulation | 2 | 2.9% | 1.0% |
| Sliding Window | 2 | 2.9% | 0.9% |
| Trie | 2 | 2.9% | 0.7% |
| Binary Search Tree | 1 | 1.4% | 0.2% |
| Bitmask | 1 | 1.4% | 0.2% |
| Combinatorics | 1 | 1.4% | 0.3% |
| Doubly-Linked List | 1 | 1.4% | 0.4% |
| Game Theory | 1 | 1.4% | 0.3% |
| Hash Function | 1 | 1.4% | 0.2% |
| Interactive | 1 | 1.4% | 0.7% |
| Merge Sort | 1 | 1.4% | 0.4% |
| Recursion | 1 | 1.4% | 0.5% |
| Rolling Hash | 1 | 1.4% | 0.2% |
| String Matching | 1 | 1.4% | 0.2% |
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