Expedia vs TikTok Interview Questions
Expedia lists 64 LeetCode interview questions while TikTok lists 351. They share 33 problems — 52% of Expedia's bank and 9% of TikTok's. Focus on the overlap first, then drill into 31 Expedia-only and 318 TikTok-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 33 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Expedia and TikTok.
Step 2 — Company-specific depth: Add Expedia-specific problems like Find the Smallest Divisor Given a Threshold, Valid Triangle Number, The kth Factor of n and TikTok-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
33 Shared Questions
High-priority problems to practice for both Expedia and TikTok.
| Problem | Difficulty |
|---|---|
| Minimum Swaps to Group All 1's Together | Medium |
| String Compression | Medium |
| Remove Duplicate Letters | Medium |
| Group Anagrams | Medium |
| Merge Intervals | Medium |
| Sliding Window Maximum | Hard |
| Two Sum | Easy |
| Valid Parentheses | Easy |
| House Robber | Medium |
| LRU Cache | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Trapping Rain Water | Hard |
| Number of Visible People in a Queue | Hard |
| Roman to Integer | Easy |
| Number of Islands | Medium |
| Reorganize String | Medium |
| Basic Calculator II | Medium |
| LFU Cache | Hard |
| Max Area of Island | Medium |
| Koko Eating Bananas | Medium |
| Capacity To Ship Packages Within D Days | Medium |
| Container With Most Water | Medium |
| Generate Parentheses | Medium |
| Verify Preorder Sequence in Binary Search Tree | Medium |
| Kth Smallest Element in a BST | Medium |
| Rotting Oranges | Medium |
| Word Ladder | Hard |
| Cheapest Flights Within K Stops | Medium |
| Maximum Points You Can Obtain from Cards | Medium |
Showing top 30 of 33 shared problems.
Unique to Expedia (31)
Problems in Expedia's list that do not appear at TikTok.
Unique to TikTok (318)
Problems in TikTok's list that do not appear at Expedia.
| Problem | Difficulty |
|---|---|
| Longest Increasing Subsequence | Medium |
| Number of Distinct Islands | Medium |
| Meeting Rooms II | Medium |
| Course Schedule II | Medium |
| Course Schedule | Medium |
| Subarray With Elements Greater Than Varying Threshold | Hard |
| Text Justification | Hard |
| Decode String | Medium |
| Word Search | Medium |
| Longest Palindromic Substring | Medium |
| N-Queens | Hard |
| Minimum Window Substring | Hard |
Frequently Asked Questions
How many LeetCode questions do Expedia and TikTok share?
Expedia and TikTok share 33 LeetCode interview questions. 31 problems appear only in Expedia's list and 318 appear only in TikTok's list.
What topics overlap most between Expedia and TikTok?
The most common shared topics between Expedia and TikTok are Array (17 shared questions), String (10 shared questions), Hash Table (8 shared questions), Stack (6 shared questions), Dynamic Programming (5 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Expedia or TikTok?
Expedia has 13 Easy, 42 Medium, and 9 Hard questions. TikTok has 34 Easy, 245 Medium, and 72 Hard questions. TikTok has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Expedia and TikTok?
Start with the 33 shared problems since they cover what both companies ask most often. Then add 20 Expedia-specific and 20 TikTok-specific questions to round out your prep.