Airbnb vs Qualcomm Interview Questions
Airbnb lists 63 LeetCode interview questions while Qualcomm lists 62. They share 6 problems — 10% of Airbnb's bank and 10% of Qualcomm's. Focus on the overlap first, then drill into 57 Airbnb-only and 56 Qualcomm-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 6 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Airbnb and Qualcomm.
Step 2 — Company-specific depth: Add Airbnb-specific problems like Text Justification, Maximum Profit in Job Scheduling, Flatten 2D Vector and Qualcomm-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
6 Shared Questions
High-priority problems to practice for both Airbnb and Qualcomm.
| Problem | Difficulty |
|---|---|
| Trapping Rain Water | Hard |
| Two Sum | Easy |
| Single Number | Easy |
| Valid Parentheses | Easy |
| Merge k Sorted Lists | Hard |
| Reverse Bits | Easy |
Unique to Airbnb (57)
Problems in Airbnb's list that do not appear at Qualcomm.
| Problem | Difficulty |
|---|---|
| Text Justification | Hard |
| 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 |
Unique to Qualcomm (56)
Problems in Qualcomm's list that do not appear at Airbnb.
| Problem | Difficulty |
|---|---|
| String Compression III | Medium |
| Maximum Number of Ones | Hard |
| Reverse Nodes in k-Group | Hard |
| Number of Islands | Medium |
| LRU Cache | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Reverse Linked List | Easy |
| Palindrome Number | Easy |
| Remove Nth Node From End of List | Medium |
| 3Sum | Medium |
| Rotate Image | Medium |
| Power of Two | Easy |
Frequently Asked Questions
How many LeetCode questions do Airbnb and Qualcomm share?
Airbnb and Qualcomm share 6 LeetCode interview questions. 57 problems appear only in Airbnb's list and 56 appear only in Qualcomm's list.
What topics overlap most between Airbnb and Qualcomm?
The most common shared topics between Airbnb and Qualcomm are Array (3 shared questions), Stack (2 shared questions), Bit Manipulation (2 shared questions), Divide and Conquer (2 shared questions), Two Pointers (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Airbnb or Qualcomm?
Airbnb has 11 Easy, 31 Medium, and 21 Hard questions. Qualcomm has 28 Easy, 25 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 Qualcomm?
Start with the 6 shared problems since they cover what both companies ask most often. Then add 20 Airbnb-specific and 20 Qualcomm-specific questions to round out your prep.