Airbnb vs ByteDance Interview Questions
Airbnb lists 63 LeetCode interview questions while ByteDance lists 64. They share 13 problems — 21% of Airbnb's bank and 20% of ByteDance's. Focus on the overlap first, then drill into 50 Airbnb-only and 51 ByteDance-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 13 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Airbnb and ByteDance.
Step 2 — Company-specific depth: Add Airbnb-specific problems like Maximum Profit in Job Scheduling, Flatten 2D Vector, Smallest Common Region and ByteDance-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Airbnb skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
13 Shared Questions
High-priority problems to practice for both Airbnb and ByteDance.
| Problem | Difficulty |
|---|---|
| Text Justification | Hard |
| Trapping Rain Water | Hard |
| Two Sum | Easy |
| Add Two Numbers | Medium |
| Regular Expression Matching | Hard |
| Valid Parentheses | Easy |
| Merge k Sorted Lists | Hard |
| House Robber | Medium |
| Maximal Square | Medium |
| Basic Calculator II | Medium |
| Combination Sum | Medium |
| Accounts Merge | Medium |
| Maximum Subarray | Medium |
Unique to Airbnb (50)
Problems in Airbnb's list that do not appear at ByteDance.
| Problem | Difficulty |
|---|---|
| Maximum Profit in Job Scheduling | Hard |
| Flatten 2D Vector | Medium |
| Smallest Common Region | Medium |
| Palindrome Pairs | Hard |
| Maximum Candies You Can Get from Boxes | Hard |
| Pour Water | Medium |
| Sliding Puzzle | Hard |
| Design Excel Sum Formula | Hard |
| Intersection of Two Linked Lists | Easy |
| Alien Dictionary | Hard |
| Contains Duplicate II | Easy |
| Simple Bank System | Medium |
Unique to ByteDance (51)
Problems in ByteDance's list that do not appear at Airbnb.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Remove Duplicate Letters | Medium |
| Smallest Subsequence of Distinct Characters | Medium |
| First Day Where You Have Been in All the Rooms | Medium |
| Number of Islands | Medium |
| Course Schedule | Medium |
| Merge Intervals | Medium |
| Shortest Bridge | Medium |
| Top K Frequent Elements | Medium |
| Design Memory Allocator | Medium |
| Word Ladder | Hard |
| Longest Increasing Subsequence | Medium |
Frequently Asked Questions
How many LeetCode questions do Airbnb and ByteDance share?
Airbnb and ByteDance share 13 LeetCode interview questions. 50 problems appear only in Airbnb's list and 51 appear only in ByteDance's list.
What topics overlap most between Airbnb and ByteDance?
The most common shared topics between Airbnb and ByteDance are Array (8 shared questions), String (5 shared questions), Dynamic Programming (5 shared questions), Stack (3 shared questions), Hash Table (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Airbnb or ByteDance?
Airbnb has 11 Easy, 31 Medium, and 21 Hard questions. ByteDance has 4 Easy, 51 Medium, and 9 Hard questions. Airbnb has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Airbnb and ByteDance?
Start with the 13 shared problems since they cover what both companies ask most often. Then add 20 Airbnb-specific and 20 ByteDance-specific questions to round out your prep.