Grammarly vs Infosys Interview Questions
Grammarly lists 30 LeetCode interview questions while Infosys lists 105. They share 7 problems — 23% of Grammarly's bank and 7% of Infosys's. Focus on the overlap first, then drill into 23 Grammarly-only and 98 Infosys-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 7 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Grammarly and Infosys.
Step 2 — Company-specific depth: Add Grammarly-specific problems like Remove All Adjacent Duplicates In String, Vowel Spellchecker, Insert Delete GetRandom O(1) and Infosys-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Infosys skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
7 Shared Questions
High-priority problems to practice for both Grammarly and Infosys.
| Problem | Difficulty |
|---|---|
| Merge Intervals | Medium |
| Search in Rotated Sorted Array | Medium |
| Climbing Stairs | Easy |
| Sqrt(x) | Easy |
| Generate Parentheses | Medium |
| Number of Islands | Medium |
| Trapping Rain Water | Hard |
Unique to Grammarly (23)
Problems in Grammarly's list that do not appear at Infosys.
| Problem | Difficulty |
|---|---|
| Remove All Adjacent Duplicates In String | Easy |
| Vowel Spellchecker | Medium |
| Insert Delete GetRandom O(1) | Medium |
| Remove All Adjacent Duplicates in String II | Medium |
| Repeated DNA Sequences | Medium |
| Perfect Number | Easy |
| Logger Rate Limiter | Easy |
| Sum of Left Leaves | Easy |
| Non-overlapping Intervals | Medium |
| Search Insert Position | Easy |
| Two Best Non-Overlapping Events | Medium |
| Evaluate Reverse Polish Notation | Medium |
Unique to Infosys (98)
Problems in Infosys's list that do not appear at Grammarly.
Frequently Asked Questions
How many LeetCode questions do Grammarly and Infosys share?
Grammarly and Infosys share 7 LeetCode interview questions. 23 problems appear only in Grammarly's list and 98 appear only in Infosys's list.
What topics overlap most between Grammarly and Infosys?
The most common shared topics between Grammarly and Infosys are Array (4 shared questions), Dynamic Programming (3 shared questions), Binary Search (2 shared questions), Math (2 shared questions), Sorting (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Grammarly or Infosys?
Grammarly has 7 Easy, 19 Medium, and 4 Hard questions. Infosys has 32 Easy, 57 Medium, and 16 Hard questions. Infosys has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Grammarly and Infosys?
Start with the 7 shared problems since they cover what both companies ask most often. Then add 20 Grammarly-specific and 20 Infosys-specific questions to round out your prep.