TikTok vs Yelp Interview Questions
TikTok lists 351 LeetCode interview questions while Yelp lists 27. They share 16 problems — 5% of TikTok's bank and 59% of Yelp's. Focus on the overlap first, then drill into 335 TikTok-only and 11 Yelp-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 16 overlapping problems first. These are the highest-yield questions for candidates interviewing at both TikTok and Yelp.
Step 2 — Company-specific depth: Add TikTok-specific problems like LRU Cache, Number of Islands, Longest Increasing Subsequence and Yelp-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
16 Shared Questions
High-priority problems to practice for both TikTok and Yelp.
| Problem | Difficulty |
|---|---|
| Longest Substring Without Repeating Characters | Medium |
| Merge Intervals | Medium |
| Course Schedule | Medium |
| Decode String | Medium |
| Top K Frequent Elements | Medium |
| Two Sum | Easy |
| Word Ladder | Hard |
| Insert Delete GetRandom O(1) | Medium |
| Reverse Linked List | Easy |
| Group Anagrams | Medium |
| Longest Common Prefix | Easy |
| Insert Delete GetRandom O(1) - Duplicates allowed | Hard |
| Reverse Words in a String | Medium |
| String Compression | Medium |
| Letter Case Permutation | Medium |
| Top K Frequent Words | Medium |
Unique to TikTok (335)
Problems in TikTok's list that do not appear at Yelp.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Number of Islands | Medium |
| Longest Increasing Subsequence | Medium |
| Number of Distinct Islands | Medium |
| Meeting Rooms II | Medium |
| Course Schedule II | Medium |
| Trapping Rain Water | Hard |
| Subarray With Elements Greater Than Varying Threshold | Hard |
| Text Justification | Hard |
| Word Search | Medium |
| Longest Palindromic Substring | Medium |
| N-Queens | Hard |
Unique to Yelp (11)
Problems in Yelp's list that do not appear at TikTok.
Frequently Asked Questions
How many LeetCode questions do TikTok and Yelp share?
TikTok and Yelp share 16 LeetCode interview questions. 335 problems appear only in TikTok's list and 11 appear only in Yelp's list.
What topics overlap most between TikTok and Yelp?
The most common shared topics between TikTok and Yelp are String (9 shared questions), Hash Table (8 shared questions), Array (8 shared questions), Sorting (4 shared questions), Breadth-First Search (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: TikTok or Yelp?
TikTok has 34 Easy, 245 Medium, and 72 Hard questions. Yelp has 7 Easy, 15 Medium, and 5 Hard questions. TikTok has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both TikTok and Yelp?
Start with the 16 shared problems since they cover what both companies ask most often. Then add 20 TikTok-specific and 11 Yelp-specific questions to round out your prep.