Twitter vs Yelp Interview Questions
Twitter lists 53 LeetCode interview questions while Yelp lists 27. They share 4 problems — 8% of Twitter's bank and 15% of Yelp's. Focus on the overlap first, then drill into 49 Twitter-only and 23 Yelp-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 4 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Twitter and Yelp.
Step 2 — Company-specific depth: Add Twitter-specific problems like Regular Expression Matching, Integer to Roman, Valid Parentheses and Yelp-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Twitter skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
4 Shared Questions
High-priority problems to practice for both Twitter and Yelp.
| Problem | Difficulty |
|---|---|
| Merge Intervals | Medium |
| Reverse Linked List | Easy |
| The Skyline Problem | Hard |
| Insert Delete GetRandom O(1) | Medium |
Unique to Twitter (49)
Problems in Twitter's list that do not appear at Yelp.
| Problem | Difficulty |
|---|---|
| Regular Expression Matching | Hard |
| Integer to Roman | Medium |
| Valid Parentheses | Easy |
| Merge k Sorted Lists | Hard |
| Trapping Rain Water | Hard |
| Multiply Strings | Medium |
| Wildcard Matching | Hard |
| Permutation Sequence | Hard |
| Pascal's Triangle | Easy |
| Word Break II | Hard |
| LRU Cache | Medium |
| Time Needed to Buy Tickets | Easy |
Unique to Yelp (23)
Problems in Yelp's list that do not appear at Twitter.
Frequently Asked Questions
How many LeetCode questions do Twitter and Yelp share?
Twitter and Yelp share 4 LeetCode interview questions. 49 problems appear only in Twitter's list and 23 appear only in Yelp's list.
What topics overlap most between Twitter and Yelp?
The most common shared topics between Twitter and Yelp are Array (3 shared questions), Sorting (2 shared questions), Linked List (1 shared questions), Recursion (1 shared questions), Divide and Conquer (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Twitter or Yelp?
Twitter has 8 Easy, 33 Medium, and 12 Hard questions. Yelp has 7 Easy, 15 Medium, and 5 Hard questions. Twitter has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Twitter and Yelp?
Start with the 4 shared problems since they cover what both companies ask most often. Then add 20 Twitter-specific and 20 Yelp-specific questions to round out your prep.