Snapchat vs Yandex Interview Questions
Snapchat lists 99 LeetCode interview questions while Yandex lists 128. They share 22 problems — 22% of Snapchat's bank and 17% of Yandex's. Focus on the overlap first, then drill into 77 Snapchat-only and 106 Yandex-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 22 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Snapchat and Yandex.
Step 2 — Company-specific depth: Add Snapchat-specific problems like Meeting Rooms II, Valid Sudoku, Sudoku Solver and Yandex-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Snapchat skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
22 Shared Questions
High-priority problems to practice for both Snapchat and Yandex.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Minimum Window Substring | Hard |
| Min Stack | Medium |
| One Edit Distance | Medium |
| Number of Islands | Medium |
| Reverse Linked List | Easy |
| Basic Calculator II | Medium |
| String Compression | Medium |
| Merge Intervals | Medium |
| Top K Frequent Elements | Medium |
| Median of Two Sorted Arrays | Hard |
| Insert Delete GetRandom O(1) | Medium |
| Product of Array Except Self | Medium |
| Binary Tree Maximum Path Sum | Hard |
| Group Anagrams | Medium |
| Search in Rotated Sorted Array | Medium |
| Letter Combinations of a Phone Number | Medium |
| Add Binary | Easy |
| Longest Substring Without Repeating Characters | Medium |
| Find All Anagrams in a String | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Reconstruct Itinerary | Hard |
Unique to Snapchat (77)
Problems in Snapchat's list that do not appear at Yandex.
| Problem | Difficulty |
|---|---|
| Meeting Rooms II | Medium |
| Valid Sudoku | Medium |
| Sudoku Solver | Hard |
| Combination Sum | Medium |
| Combination Sum II | Medium |
| Wildcard Matching | Hard |
| Unique Binary Search Trees | Medium |
| Word Ladder | Hard |
| Word Break II | Hard |
| Reverse Words in a String | Medium |
| Alien Dictionary | Hard |
| Closest Binary Search Tree Value | Easy |
Unique to Yandex (106)
Problems in Yandex's list that do not appear at Snapchat.
| 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 |
| Permutation in String | Medium |
| Isomorphic Strings | Easy |
| Line Reflection | Medium |
| Longest Palindromic Substring | Medium |
| Longest Strictly Increasing or Strictly Decreasing Subarray | Easy |
Frequently Asked Questions
How many LeetCode questions do Snapchat and Yandex share?
Snapchat and Yandex share 22 LeetCode interview questions. 77 problems appear only in Snapchat's list and 106 appear only in Yandex's list.
What topics overlap most between Snapchat and Yandex?
The most common shared topics between Snapchat and Yandex are Array (10 shared questions), String (9 shared questions), Hash Table (8 shared questions), Sorting (4 shared questions), Design (3 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Snapchat or Yandex?
Snapchat has 6 Easy, 62 Medium, and 31 Hard questions. Yandex has 51 Easy, 67 Medium, and 10 Hard questions. Snapchat has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Snapchat and Yandex?
Start with the 22 shared problems since they cover what both companies ask most often. Then add 20 Snapchat-specific and 20 Yandex-specific questions to round out your prep.