Apple vs LinkedIn Interview Questions
Apple lists 300 LeetCode interview questions while LinkedIn lists 141. They share 75 problems — 25% of Apple's bank and 53% of LinkedIn's. Focus on the overlap first, then drill into 225 Apple-only and 66 LinkedIn-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 75 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Apple and LinkedIn.
Step 2 — Company-specific depth: Add Apple-specific problems like Design Hit Counter, Longest Common Prefix, Rotate Array and LinkedIn-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: LinkedIn skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
75 Shared Questions
High-priority problems to practice for both Apple and LinkedIn.
Showing top 30 of 75 shared problems.
Unique to Apple (225)
Problems in Apple's list that do not appear at LinkedIn.
| Problem | Difficulty |
|---|---|
| Design Hit Counter | Medium |
| Longest Common Prefix | Easy |
| Rotate Array | Medium |
| Reverse Linked List | Easy |
| Group Anagrams | Medium |
| Top K Frequent Elements | Medium |
| Course Schedule | Medium |
| Valid Palindrome | Easy |
| Rotate Image | Medium |
| Reverse Words in a String | Medium |
| Spiral Matrix | Medium |
| Best Time to Buy and Sell Stock II | Medium |
Unique to LinkedIn (66)
Problems in LinkedIn's list that do not appear at Apple.
| Problem | Difficulty |
|---|---|
| Max Stack | Hard |
| Nested List Weight Sum II | Medium |
| Nested List Weight Sum | Medium |
| Design Authentication Manager | Medium |
| Find Leaves of Binary Tree | Medium |
| Shortest Word Distance II | Medium |
| Max Consecutive Ones III | Medium |
| Maximum Product Subarray | Medium |
| Pow(x, n) | Medium |
| Binary Tree Upside Down | Medium |
| Partition to K Equal Sum Subsets | Medium |
| Paint House | Medium |
Frequently Asked Questions
How many LeetCode questions do Apple and LinkedIn share?
Apple and LinkedIn share 75 LeetCode interview questions. 225 problems appear only in Apple's list and 66 appear only in LinkedIn's list.
What topics overlap most between Apple and LinkedIn?
The most common shared topics between Apple and LinkedIn are Array (15 shared questions), Hash Table (9 shared questions), Design (6 shared questions), Depth-First Search (6 shared questions), Breadth-First Search (6 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Apple or LinkedIn?
Apple has 76 Easy, 178 Medium, and 46 Hard questions. LinkedIn has 25 Easy, 90 Medium, and 26 Hard questions. LinkedIn has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Apple and LinkedIn?
Start with the 75 shared problems since they cover what both companies ask most often. Then add 20 Apple-specific and 20 LinkedIn-specific questions to round out your prep.