Grammarly vs Microsoft Interview Questions
Grammarly lists 30 LeetCode interview questions while Microsoft lists 192. They share 12 problems — 40% of Grammarly's bank and 6% of Microsoft's. Focus on the overlap first, then drill into 18 Grammarly-only and 180 Microsoft-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 12 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Grammarly and Microsoft.
Step 2 — Company-specific depth: Add Grammarly-specific problems like Remove All Adjacent Duplicates In String, Vowel Spellchecker, Insert Delete GetRandom O(1) and Microsoft-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Microsoft skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
12 Shared Questions
High-priority problems to practice for both Grammarly and Microsoft.
| Problem | Difficulty |
|---|---|
| Merge Intervals | Medium |
| Search in Rotated Sorted Array | Medium |
| Climbing Stairs | Easy |
| Sqrt(x) | Easy |
| Generate Parentheses | Medium |
| Search Insert Position | Easy |
| Evaluate Reverse Polish Notation | Medium |
| Word Search | Medium |
| Number of Islands | Medium |
| Trapping Rain Water | Hard |
| Unique Paths | Medium |
| Word Break | Medium |
Unique to Grammarly (18)
Problems in Grammarly's list that do not appear at Microsoft.
Unique to Microsoft (180)
Problems in Microsoft's list that do not appear at Grammarly.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Merge Sorted Array | Easy |
| Longest Substring Without Repeating Characters | Medium |
| Add Two Numbers | Medium |
| Longest Palindromic Substring | Medium |
| Single Element in a Sorted Array | Medium |
| Median of Two Sorted Arrays | Hard |
| Valid Parentheses | Easy |
| 3Sum | Medium |
| Maximum Subarray | Medium |
| Group Anagrams | Medium |
| Reverse Nodes in k-Group | Hard |
Frequently Asked Questions
How many LeetCode questions do Grammarly and Microsoft share?
Grammarly and Microsoft share 12 LeetCode interview questions. 18 problems appear only in Grammarly's list and 180 appear only in Microsoft's list.
What topics overlap most between Grammarly and Microsoft?
The most common shared topics between Grammarly and Microsoft are Array (8 shared questions), Dynamic Programming (5 shared questions), Math (4 shared questions), Binary Search (3 shared questions), String (3 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Grammarly or Microsoft?
Grammarly has 7 Easy, 19 Medium, and 4 Hard questions. Microsoft has 55 Easy, 109 Medium, and 28 Hard questions. Microsoft has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Grammarly and Microsoft?
Start with the 12 shared problems since they cover what both companies ask most often. Then add 18 Grammarly-specific and 20 Microsoft-specific questions to round out your prep.