Quora Coding Interview Questions
We track 18 coding questions asked at Quora, tagged with the algorithms and concepts they test. The most common: Array, Hash Table, String, Design, Math.
Browse all 18 Quora questions →Concept mix
Each question's weight is split evenly across its concepts, so the shares sum to 100%.
- Array24.6%
- Math12.2%
- Hash Table11.2%
- String10.6%
- Design6.9%
- Heap (Priority Queue)5.6%
- Sorting3.9%
- Sliding Window3.2%
- Matrix2.8%
- Prefix Sum2.8%
- Other (12)16.2%
How many questions involve each concept
Share of all 18 tracked Quora questions that touch each concept. Questions usually involve several, so these overlap.
- Array66.7%
- Hash Table38.9%
- String33.3%
- Design27.8%
- Math27.8%
- Heap (Priority Queue)16.7%
- Sorting16.7%
- Counting11.1%
- Matrix11.1%
- Prefix Sum11.1%
- Sliding Window11.1%
- Binary Search5.6%
Where Quora differs from the average company
Concept weight at Quora relative to the average across all companies we track. Green means Quora leans on it harder than most.
- Design5.3×
- Heap (Priority Queue)3.7×
- Counting2.5×
- Math2.2×
Quora specialties
Concepts that show up at Quora but are rarely asked elsewhere. They are easy to get blindsided by.
Difficulty mix
Level split of the 18 tracked Quora questions.
- Junior39% (7)
- Mid/Senior44% (8)
- Staff17% (3)
Every concept in Quora interviews
| Concept | Questions | % of questions | Share of mix |
|---|---|---|---|
| Array | 12 | 66.7% | 24.6% |
| Hash Table | 7 | 38.9% | 11.2% |
| String | 6 | 33.3% | 10.6% |
| Design | 5 | 27.8% | 6.9% |
| Math | 5 | 27.8% | 12.2% |
| Heap (Priority Queue) | 3 | 16.7% | 5.6% |
| Sorting | 3 | 16.7% | 3.9% |
| Counting | 2 | 11.1% | 2.5% |
| Matrix | 2 | 11.1% | 2.8% |
| Prefix Sum | 2 | 11.1% | 2.8% |
| Sliding Window | 2 | 11.1% | 3.2% |
| Binary Search | 1 | 5.6% | 1.1% |
| Binary Tree | 1 | 5.6% | 0.9% |
| Breadth-First Search | 1 | 5.6% | 0.9% |
| Depth-First Search | 1 | 5.6% | 0.9% |
| Ordered Set | 1 | 5.6% | 1.9% |
| Randomized | 1 | 5.6% | 1.1% |
| Segment Tree | 1 | 5.6% | 1.1% |
| Simulation | 1 | 5.6% | 1.9% |
| Tree | 1 | 5.6% | 0.9% |
| Trie | 1 | 5.6% | 1.9% |
| Two Pointers | 1 | 5.6% | 1.1% |
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