ByteDance vs Yelp Interview Questions
ByteDance lists 64 LeetCode interview questions while Yelp lists 27. They share 8 problems — 13% of ByteDance's bank and 30% of Yelp's. Focus on the overlap first, then drill into 56 ByteDance-only and 19 Yelp-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 8 overlapping problems first. These are the highest-yield questions for candidates interviewing at both ByteDance and Yelp.
Step 2 — Company-specific depth: Add ByteDance-specific problems like LRU Cache, Remove Duplicate Letters, Smallest Subsequence of Distinct Characters and Yelp-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Yelp skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
8 Shared Questions
High-priority problems to practice for both ByteDance and Yelp.
| Problem | Difficulty |
|---|---|
| Course Schedule | Medium |
| Merge Intervals | Medium |
| Top K Frequent Elements | Medium |
| Two Sum | Easy |
| Word Ladder | Hard |
| Decode String | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Insert Delete GetRandom O(1) | Medium |
Unique to ByteDance (56)
Problems in ByteDance's list that do not appear at Yelp.
| 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 |
| Combination Sum | Medium |
| Basic Calculator II | Medium |
| Shortest Bridge | Medium |
| House Robber | Medium |
| Maximal Square | Medium |
| Regular Expression Matching | Hard |
| Design Memory Allocator | Medium |
Unique to Yelp (19)
Problems in Yelp's list that do not appear at ByteDance.
Frequently Asked Questions
How many LeetCode questions do ByteDance and Yelp share?
ByteDance and Yelp share 8 LeetCode interview questions. 56 problems appear only in ByteDance's list and 19 appear only in Yelp's list.
What topics overlap most between ByteDance and Yelp?
The most common shared topics between ByteDance and Yelp are Hash Table (5 shared questions), Array (4 shared questions), String (3 shared questions), Breadth-First Search (2 shared questions), Sorting (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: ByteDance or Yelp?
ByteDance has 4 Easy, 51 Medium, and 9 Hard questions. Yelp has 7 Easy, 15 Medium, and 5 Hard questions. Yelp has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both ByteDance and Yelp?
Start with the 8 shared problems since they cover what both companies ask most often. Then add 20 ByteDance-specific and 19 Yelp-specific questions to round out your prep.