Yandex vs Yelp Interview Questions
Yandex lists 128 LeetCode interview questions while Yelp lists 27. They share 10 problems — 8% of Yandex's bank and 37% of Yelp's. Focus on the overlap first, then drill into 118 Yandex-only and 17 Yelp-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 10 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Yandex and Yelp.
Step 2 — Company-specific depth: Add Yandex-specific problems like Longest Subarray of 1's After Deleting One Element, Summary Ranges, Maximize Distance to Closest Person 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
10 Shared Questions
High-priority problems to practice for both Yandex and Yelp.
| Problem | Difficulty |
|---|---|
| Longest Substring Without Repeating Characters | Medium |
| String Compression | Medium |
| Merge Intervals | Medium |
| Two Sum | Easy |
| Insert Delete GetRandom O(1) | Medium |
| Group Anagrams | Medium |
| Reverse Linked List | Easy |
| Destination City | Easy |
| Valid Anagram | Easy |
| Top K Frequent Elements | Medium |
Unique to Yandex (118)
Problems in Yandex's list that do not appear at Yelp.
| Problem | Difficulty |
|---|---|
| Longest Subarray of 1's After Deleting One Element | Medium |
| Summary Ranges | Easy |
| Maximize Distance to Closest Person | Medium |
| Find K Closest Elements | Medium |
| Subarray Sum Equals K | Medium |
| Valid Palindrome II | Easy |
| Move Zeroes | Easy |
| One Edit Distance | Medium |
| Permutation in String | Medium |
| Isomorphic Strings | Easy |
| Line Reflection | Medium |
| Longest Palindromic Substring | Medium |
Unique to Yelp (17)
Problems in Yelp's list that do not appear at Yandex.
Frequently Asked Questions
How many LeetCode questions do Yandex and Yelp share?
Yandex and Yelp share 10 LeetCode interview questions. 118 problems appear only in Yandex's list and 17 appear only in Yelp's list.
What topics overlap most between Yandex and Yelp?
The most common shared topics between Yandex and Yelp are Hash Table (7 shared questions), Array (6 shared questions), String (5 shared questions), Sorting (4 shared questions), Sliding Window (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Yandex or Yelp?
Yandex has 51 Easy, 67 Medium, and 10 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 Yandex and Yelp?
Start with the 10 shared problems since they cover what both companies ask most often. Then add 20 Yandex-specific and 17 Yelp-specific questions to round out your prep.