Roblox vs Twitter Interview Questions
Roblox lists 56 LeetCode interview questions while Twitter lists 53. They share 8 problems — 14% of Roblox's bank and 15% of Twitter's. Focus on the overlap first, then drill into 48 Roblox-only and 45 Twitter-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 8 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Roblox and Twitter.
Step 2 — Company-specific depth: Add Roblox-specific problems like Candy Crush, Reorganize String, Number of Ways to Wear Different Hats to Each Other and Twitter-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Roblox skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
8 Shared Questions
High-priority problems to practice for both Roblox and Twitter.
| Problem | Difficulty |
|---|---|
| Valid Parentheses | Easy |
| Implement Trie (Prefix Tree) | Medium |
| Number of Black Blocks | Medium |
| Merge Intervals | Medium |
| Trapping Rain Water | Hard |
| Rotting Oranges | Medium |
| Insert Delete GetRandom O(1) | Medium |
| Random Pick with Weight | Medium |
Unique to Roblox (48)
Problems in Roblox's list that do not appear at Twitter.
| Problem | Difficulty |
|---|---|
| Candy Crush | Medium |
| Reorganize String | Medium |
| Number of Ways to Wear Different Hats to Each Other | Hard |
| Text Justification | Hard |
| Maximize Distance to Closest Person | Medium |
| Task Scheduler | Medium |
| Course Schedule II | Medium |
| Design Hit Counter | Medium |
| Design Search Autocomplete System | Hard |
| Integer to English Words | Hard |
| Count Number of Nice Subarrays | Medium |
| Group the People Given the Group Size They Belong To | Medium |
Unique to Twitter (45)
Problems in Twitter's list that do not appear at Roblox.
| Problem | Difficulty |
|---|---|
| Regular Expression Matching | Hard |
| Integer to Roman | Medium |
| Merge k Sorted Lists | Hard |
| Multiply Strings | Medium |
| Wildcard Matching | Hard |
| Permutation Sequence | Hard |
| Pascal's Triangle | Easy |
| Word Break II | Hard |
| LRU Cache | Medium |
| Time Needed to Buy Tickets | Easy |
| Max Points on a Line | Hard |
| One Edit Distance | Medium |
Frequently Asked Questions
How many LeetCode questions do Roblox and Twitter share?
Roblox and Twitter share 8 LeetCode interview questions. 48 problems appear only in Roblox's list and 45 appear only in Twitter's list.
What topics overlap most between Roblox and Twitter?
The most common shared topics between Roblox and Twitter are Array (6 shared questions), Hash Table (3 shared questions), String (2 shared questions), Stack (2 shared questions), Design (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Roblox or Twitter?
Roblox has 8 Easy, 35 Medium, and 13 Hard questions. Twitter has 8 Easy, 33 Medium, and 12 Hard questions. Roblox has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Roblox and Twitter?
Start with the 8 shared problems since they cover what both companies ask most often. Then add 20 Roblox-specific and 20 Twitter-specific questions to round out your prep.