TikTok vs Yandex Interview Questions
TikTok lists 351 LeetCode interview questions while Yandex lists 128. They share 59 problems — 17% of TikTok's bank and 46% of Yandex's. Focus on the overlap first, then drill into 292 TikTok-only and 69 Yandex-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 59 overlapping problems first. These are the highest-yield questions for candidates interviewing at both TikTok and Yandex.
Step 2 — Company-specific depth: Add TikTok-specific problems like Number of Distinct Islands, Meeting Rooms II, Course Schedule II and Yandex-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: TikTok skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
59 Shared Questions
High-priority problems to practice for both TikTok and Yandex.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Number of Islands | Medium |
| Longest Increasing Subsequence | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Merge Intervals | Medium |
| Trapping Rain Water | Hard |
| Text Justification | Hard |
| Longest Palindromic Substring | Medium |
| Minimum Window Substring | Hard |
| Search in Rotated Sorted Array | Medium |
| Subarray Sum Equals K | Medium |
| Top K Frequent Elements | Medium |
| Coin Change | Medium |
| Spiral Matrix | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Merge k Sorted Lists | Hard |
| Valid Parentheses | Easy |
| Basic Calculator II | Medium |
| Two Sum | Easy |
| Generate Parentheses | Medium |
| Insert Delete GetRandom O(1) | Medium |
| Daily Temperatures | Medium |
| Add Strings | Easy |
| Binary Tree Maximum Path Sum | Hard |
| Simplify Path | Medium |
| Binary Tree Right Side View | Medium |
| Reverse Linked List | Easy |
| Find Median from Data Stream | Hard |
| Sliding Window Maximum | Hard |
| Container With Most Water | Medium |
Showing top 30 of 59 shared problems.
Unique to TikTok (292)
Problems in TikTok's list that do not appear at Yandex.
| Problem | Difficulty |
|---|---|
| Number of Distinct Islands | Medium |
| Meeting Rooms II | Medium |
| Course Schedule II | Medium |
| Course Schedule | Medium |
| Subarray With Elements Greater Than Varying Threshold | Hard |
| Decode String | Medium |
| Word Search | Medium |
| N-Queens | Hard |
| 3Sum | Medium |
| Minimum Swaps to Group All 1's Together | Medium |
| Sqrt(x) | Easy |
| Making A Large Island | Hard |
Unique to Yandex (69)
Problems in Yandex's list that do not appear at TikTok.
Frequently Asked Questions
How many LeetCode questions do TikTok and Yandex share?
TikTok and Yandex share 59 LeetCode interview questions. 292 problems appear only in TikTok's list and 69 appear only in Yandex's list.
What topics overlap most between TikTok and Yandex?
The most common shared topics between TikTok and Yandex are Array (16 shared questions), String (9 shared questions), Hash Table (7 shared questions), Dynamic Programming (7 shared questions), Stack (5 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: TikTok or Yandex?
TikTok has 34 Easy, 245 Medium, and 72 Hard questions. Yandex has 51 Easy, 67 Medium, and 10 Hard questions. TikTok has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both TikTok and Yandex?
Start with the 59 shared problems since they cover what both companies ask most often. Then add 20 TikTok-specific and 20 Yandex-specific questions to round out your prep.