Grammarly vs Roblox Interview Questions
Grammarly lists 30 LeetCode interview questions while Roblox lists 56. They share 5 problems — 17% of Grammarly's bank and 9% of Roblox's. Focus on the overlap first, then drill into 25 Grammarly-only and 51 Roblox-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 5 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Grammarly and Roblox.
Step 2 — Company-specific depth: Add Grammarly-specific problems like Remove All Adjacent Duplicates In String, Search in Rotated Sorted Array, Vowel Spellchecker and Roblox-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
5 Shared Questions
High-priority problems to practice for both Grammarly and Roblox.
| Problem | Difficulty |
|---|---|
| Merge Intervals | Medium |
| Insert Delete GetRandom O(1) | Medium |
| Logger Rate Limiter | Easy |
| Implement Trie (Prefix Tree) | Medium |
| Trapping Rain Water | Hard |
Unique to Grammarly (25)
Problems in Grammarly's list that do not appear at Roblox.
| Problem | Difficulty |
|---|---|
| Remove All Adjacent Duplicates In String | Easy |
| Search in Rotated Sorted Array | Medium |
| Vowel Spellchecker | Medium |
| Remove All Adjacent Duplicates in String II | Medium |
| Climbing Stairs | Easy |
| Repeated DNA Sequences | Medium |
| Sqrt(x) | Easy |
| Generate Parentheses | Medium |
| Perfect Number | Easy |
| Sum of Left Leaves | Easy |
| Non-overlapping Intervals | Medium |
| Search Insert Position | Easy |
Unique to Roblox (51)
Problems in Roblox's list that do not appear at Grammarly.
| 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 |
Frequently Asked Questions
How many LeetCode questions do Grammarly and Roblox share?
Grammarly and Roblox share 5 LeetCode interview questions. 25 problems appear only in Grammarly's list and 51 appear only in Roblox's list.
What topics overlap most between Grammarly and Roblox?
The most common shared topics between Grammarly and Roblox are Array (3 shared questions), Hash Table (3 shared questions), Design (3 shared questions), Sorting (1 shared questions), Math (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Grammarly or Roblox?
Grammarly has 7 Easy, 19 Medium, and 4 Hard questions. Roblox has 8 Easy, 35 Medium, and 13 Hard questions. Roblox has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Grammarly and Roblox?
Start with the 5 shared problems since they cover what both companies ask most often. Then add 20 Grammarly-specific and 20 Roblox-specific questions to round out your prep.