Infosys vs Roblox Interview Questions
Infosys lists 105 LeetCode interview questions while Roblox lists 56. They share 9 problems — 9% of Infosys's bank and 16% of Roblox's. Focus on the overlap first, then drill into 96 Infosys-only and 47 Roblox-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 9 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Infosys and Roblox.
Step 2 — Company-specific depth: Add Infosys-specific problems like Maximum Good Subtree Score, Find Building Where Alice and Bob Can Meet, Minimum Reverse Operations 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
9 Shared Questions
High-priority problems to practice for both Infosys and Roblox.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Longest Substring Without Repeating Characters | Medium |
| Valid Parentheses | Easy |
| Rotate Image | Medium |
| Trapping Rain Water | Hard |
| Longest Common Prefix | Easy |
| Merge Intervals | Medium |
| Spiral Matrix | Medium |
| Longest Consecutive Sequence | Medium |
Unique to Infosys (96)
Problems in Infosys's list that do not appear at Roblox.
Unique to Roblox (47)
Problems in Roblox's list that do not appear at Infosys.
| 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 Infosys and Roblox share?
Infosys and Roblox share 9 LeetCode interview questions. 96 problems appear only in Infosys's list and 47 appear only in Roblox's list.
What topics overlap most between Infosys and Roblox?
The most common shared topics between Infosys and Roblox are Array (6 shared questions), Hash Table (3 shared questions), String (3 shared questions), Stack (2 shared questions), Matrix (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Infosys or Roblox?
Infosys has 32 Easy, 57 Medium, and 16 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 Infosys and Roblox?
Start with the 9 shared problems since they cover what both companies ask most often. Then add 20 Infosys-specific and 20 Roblox-specific questions to round out your prep.