Coupang vs Expedia Interview Questions
Coupang lists 49 LeetCode interview questions while Expedia lists 64. They share 10 problems — 20% of Coupang's bank and 16% of Expedia's. Focus on the overlap first, then drill into 39 Coupang-only and 54 Expedia-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 10 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Coupang and Expedia.
Step 2 — Company-specific depth: Add Coupang-specific problems like Word Break, Subsets, Decode String and Expedia-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Coupang skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
10 Shared Questions
High-priority problems to practice for both Coupang and Expedia.
| Problem | Difficulty |
|---|---|
| LFU Cache | Hard |
| LRU Cache | Medium |
| Find Pivot Index | Easy |
| Longest Substring Without Repeating Characters | Medium |
| Basic Calculator II | Medium |
| Number of Islands | Medium |
| Sliding Window Maximum | Hard |
| Group Anagrams | Medium |
| Cheapest Flights Within K Stops | Medium |
| Reorganize String | Medium |
Unique to Coupang (39)
Problems in Coupang's list that do not appear at Expedia.
| Problem | Difficulty |
|---|---|
| Word Break | Medium |
| Subsets | Medium |
| Decode String | Medium |
| Longest Substring with At Most K Distinct Characters | Medium |
| Split BST | Medium |
| Range Module | Hard |
| Course Schedule | Medium |
| Design In-Memory File System | Hard |
| Unique Paths II | Medium |
| Design Twitter | Medium |
| Shopping Offers | Medium |
| Longest Repeating Substring | Medium |
Unique to Expedia (54)
Problems in Expedia's list that do not appear at Coupang.
Frequently Asked Questions
How many LeetCode questions do Coupang and Expedia share?
Coupang and Expedia share 10 LeetCode interview questions. 39 problems appear only in Coupang's list and 54 appear only in Expedia's list.
What topics overlap most between Coupang and Expedia?
The most common shared topics between Coupang and Expedia are Hash Table (5 shared questions), Array (4 shared questions), String (4 shared questions), Heap (Priority Queue) (3 shared questions), Linked List (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Coupang or Expedia?
Coupang has 2 Easy, 33 Medium, and 14 Hard questions. Expedia has 13 Easy, 42 Medium, and 9 Hard questions. Coupang has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Coupang and Expedia?
Start with the 10 shared problems since they cover what both companies ask most often. Then add 20 Coupang-specific and 20 Expedia-specific questions to round out your prep.