Apple vs Expedia Interview Questions
Apple lists 300 LeetCode interview questions while Expedia lists 64. They share 29 problems — 10% of Apple's bank and 45% of Expedia's. Focus on the overlap first, then drill into 271 Apple-only and 35 Expedia-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 29 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Apple and Expedia.
Step 2 — Company-specific depth: Add Apple-specific problems like Design Hit Counter, Longest Common Prefix, Rotate Array and Expedia-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Apple skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
29 Shared Questions
High-priority problems to practice for both Apple and Expedia.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Two Sum | Easy |
| Number of Islands | Medium |
| Merge Intervals | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Group Anagrams | Medium |
| Valid Parentheses | Easy |
| Longest Substring Without Repeating Characters | Medium |
| Trapping Rain Water | Hard |
| Word Ladder | Hard |
| Basic Calculator II | Medium |
| String Compression | Medium |
| Find the Index of the First Occurrence in a String | Easy |
| Container With Most Water | Medium |
| Letter Combinations of a Phone Number | Medium |
| Generate Parentheses | Medium |
| Search in Rotated Sorted Array | Medium |
| Sliding Window Maximum | Hard |
| Roman to Integer | Easy |
| Cheapest Flights Within K Stops | Medium |
| LFU Cache | Hard |
| Rotting Oranges | Medium |
| Maximum Frequency Stack | Hard |
| House Robber | Medium |
| Capacity To Ship Packages Within D Days | Medium |
| Validate Binary Search Tree | Medium |
| Find Pivot Index | Easy |
| Koko Eating Bananas | Medium |
| Max Area of Island | Medium |
Unique to Apple (271)
Problems in Apple's list that do not appear at Expedia.
| Problem | Difficulty |
|---|---|
| Design Hit Counter | Medium |
| Longest Common Prefix | Easy |
| Rotate Array | Medium |
| Reverse Linked List | Easy |
| Valid Sudoku | Medium |
| Top K Frequent Elements | Medium |
| Course Schedule II | Medium |
| Course Schedule | Medium |
| Product of Array Except Self | Medium |
| Valid Palindrome | Easy |
| Rotate Image | Medium |
| Reverse Words in a String | Medium |
Unique to Expedia (35)
Problems in Expedia's list that do not appear at Apple.
Frequently Asked Questions
How many LeetCode questions do Apple and Expedia share?
Apple and Expedia share 29 LeetCode interview questions. 271 problems appear only in Apple's list and 35 appear only in Expedia's list.
What topics overlap most between Apple and Expedia?
The most common shared topics between Apple and Expedia are Array (15 shared questions), String (10 shared questions), Hash Table (9 shared questions), Breadth-First Search (5 shared questions), Dynamic Programming (5 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Apple or Expedia?
Apple has 76 Easy, 178 Medium, and 46 Hard questions. Expedia has 13 Easy, 42 Medium, and 9 Hard questions. Apple has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Apple and Expedia?
Start with the 29 shared problems since they cover what both companies ask most often. Then add 20 Apple-specific and 20 Expedia-specific questions to round out your prep.