Company interviews / LinkedIn
LinkedIn interview practice
140 coding questions are known to come up in LinkedIn interviews (24 easy, 88 medium, 28 hard), 28 of them in the last six months. The most common topics are Array, Hash Table, String, Breadth-First Search.
140Known questions
28Asked in last 6 months
88Medium
28Hard
Coding questions LinkedIn asks
From public company-tagged interview question lists. Most recent and most frequent first.
Easy 24Medium 88Hard 28
- Array63
- Hash Table33
- String32
- Breadth-First Search23
- Math23
- Depth-First Search23
- Dynamic Programming20
- Tree20
- Binary Tree19
- Two Pointers16
- Binary Search15
- Stack14
| Question | Difficulty | Asked recently |
|---|---|---|
| Max Consecutive Ones III | Medium | Yes |
| Maximum Subarray | Medium | Yes |
| Word Ladder | Hard | Yes |
| Valid Parentheses | Easy | Yes |
| Insert Delete GetRandom O(1) | Medium | Yes |
| Can Place Flowers | Easy | Yes |
| Number of Islands | Medium | Yes |
| Letter Combinations of a Phone Number | Medium | Yes |
| Maximum Product Subarray | Medium | Yes |
| Partition to K Equal Sum Subsets | Medium | Yes |
| Search in Rotated Sorted Array | Medium | Yes |
| LRU Cache | Medium | Yes |
| Bulb Switcher | Medium | Yes |
| Maximum Depth of Binary Tree | Easy | Yes |
| Random Pick with Weight | Medium | Yes |
| Find Smallest Letter Greater Than Target | Easy | Yes |
| Insert Delete GetRandom O(1) - Duplicates allowed | Hard | Yes |
| Kth Largest Element in an Array | Medium | Yes |
| Permutations | Medium | Yes |
| Merge Intervals | Medium | Yes |
| Valid Number | Hard | Yes |
| Possible Bipartition | Medium | Yes |
| Longest Substring Without Repeating Characters | Medium | Yes |
| Maximize Sum of Weights after Edge Removals | Hard | Yes |
| Rotting Oranges | Medium | Yes |
Practice a LinkedIn interview
Take the same AI interview a LinkedIn candidate would face: you talk it through while you code, and get a scorecard with what earned each score. Three single-question interviews a day are free.