Apple vs Pinterest Interview Questions
Apple lists 300 LeetCode interview questions while Pinterest lists 49. They share 17 problems — 6% of Apple's bank and 35% of Pinterest's. Focus on the overlap first, then drill into 283 Apple-only and 32 Pinterest-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 17 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Apple and Pinterest.
Step 2 — Company-specific depth: Add Apple-specific problems like LRU Cache, Two Sum, Merge Intervals and Pinterest-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Pinterest skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
17 Shared Questions
High-priority problems to practice for both Apple and Pinterest.
| Problem | Difficulty |
|---|---|
| Number of Islands | Medium |
| Top K Frequent Elements | Medium |
| Meeting Rooms II | Medium |
| Find First and Last Position of Element in Sorted Array | Medium |
| Find Median from Data Stream | Hard |
| String Compression | Medium |
| Implement Trie (Prefix Tree) | Medium |
| Letter Combinations of a Phone Number | Medium |
| Coin Change | Medium |
| Combination Sum | Medium |
| Find the Celebrity | Medium |
| Employee Free Time | Hard |
| Sudoku Solver | Hard |
| Reconstruct Itinerary | Hard |
| Snakes and Ladders | Medium |
| Dot Product of Two Sparse Vectors | Medium |
| The Maze | Medium |
Unique to Apple (283)
Problems in Apple's list that do not appear at Pinterest.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Two Sum | Easy |
| Merge Intervals | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Design Hit Counter | Medium |
| Longest Common Prefix | Easy |
| Rotate Array | Medium |
| Reverse Linked List | Easy |
| Valid Sudoku | Medium |
| Group Anagrams | Medium |
| Course Schedule II | Medium |
| Course Schedule | Medium |
Unique to Pinterest (32)
Problems in Pinterest's list that do not appear at Apple.
Frequently Asked Questions
How many LeetCode questions do Apple and Pinterest share?
Apple and Pinterest share 17 LeetCode interview questions. 283 problems appear only in Apple's list and 32 appear only in Pinterest's list.
What topics overlap most between Apple and Pinterest?
The most common shared topics between Apple and Pinterest are Array (12 shared questions), Hash Table (5 shared questions), Sorting (5 shared questions), Heap (Priority Queue) (5 shared questions), Two Pointers (5 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Apple or Pinterest?
Apple has 76 Easy, 178 Medium, and 46 Hard questions. Pinterest has 1 Easy, 29 Medium, and 19 Hard questions. Pinterest has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Apple and Pinterest?
Start with the 17 shared problems since they cover what both companies ask most often. Then add 20 Apple-specific and 20 Pinterest-specific questions to round out your prep.