DE Shaw vs Yelp Interview Questions
DE Shaw lists 105 LeetCode interview questions while Yelp lists 27. They share 3 problems — 3% of DE Shaw's bank and 11% of Yelp's. Focus on the overlap first, then drill into 102 DE Shaw-only and 24 Yelp-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 3 overlapping problems first. These are the highest-yield questions for candidates interviewing at both DE Shaw and Yelp.
Step 2 — Company-specific depth: Add DE Shaw-specific problems like Binary Tree Cameras, Find Minimum Cost to Remove Array Elements, Maximum Number of Subsequences After One Inserting and Yelp-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: DE Shaw skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
3 Shared Questions
High-priority problems to practice for both DE Shaw and Yelp.
| Problem | Difficulty |
|---|---|
| Insert Delete GetRandom O(1) | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Two Sum | Easy |
Unique to DE Shaw (102)
Problems in DE Shaw's list that do not appear at Yelp.
Unique to Yelp (24)
Problems in Yelp's list that do not appear at DE Shaw.
| Problem | Difficulty |
|---|---|
| Destination City | Easy |
| Filter Restaurants by Vegan-Friendly, Price and Distance | Medium |
| Remove Colored Pieces if Both Neighbors are the Same Color | Medium |
| Active Businesses | Medium |
| Decode String | Medium |
| Longest Common Prefix | Easy |
| Reverse Linked List | Easy |
| Course Schedule | Medium |
| Reverse Words in a String | Medium |
| Minimum Index Sum of Two Lists | Easy |
| The Skyline Problem | Hard |
| Top K Frequent Elements | Medium |
Frequently Asked Questions
How many LeetCode questions do DE Shaw and Yelp share?
DE Shaw and Yelp share 3 LeetCode interview questions. 102 problems appear only in DE Shaw's list and 24 appear only in Yelp's list.
What topics overlap most between DE Shaw and Yelp?
The most common shared topics between DE Shaw and Yelp are Hash Table (3 shared questions), Array (2 shared questions), Math (1 shared questions), Design (1 shared questions), Randomized (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: DE Shaw or Yelp?
DE Shaw has 11 Easy, 64 Medium, and 30 Hard questions. Yelp has 7 Easy, 15 Medium, and 5 Hard questions. DE Shaw has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both DE Shaw and Yelp?
Start with the 3 shared problems since they cover what both companies ask most often. Then add 20 DE Shaw-specific and 20 Yelp-specific questions to round out your prep.