Grammarly vs Visa Interview Questions
Grammarly lists 30 LeetCode interview questions while Visa lists 146. They share 10 problems — 33% of Grammarly's bank and 7% of Visa's. Focus on the overlap first, then drill into 20 Grammarly-only and 136 Visa-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 10 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Grammarly and Visa.
Step 2 — Company-specific depth: Add Grammarly-specific problems like Remove All Adjacent Duplicates In String, Vowel Spellchecker, Insert Delete GetRandom O(1) and Visa-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Visa skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
10 Shared Questions
High-priority problems to practice for both Grammarly and Visa.
| Problem | Difficulty |
|---|---|
| Merge Intervals | Medium |
| Search in Rotated Sorted Array | Medium |
| Non-overlapping Intervals | Medium |
| Word Search | Medium |
| Word Break II | Hard |
| Number of Islands | Medium |
| Maximum Palindromes After Operations | Medium |
| Trapping Rain Water | Hard |
| Unique Paths | Medium |
| Word Break | Medium |
Unique to Grammarly (20)
Problems in Grammarly's list that do not appear at Visa.
| 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 |
| Climbing Stairs | Easy |
| Repeated DNA Sequences | Medium |
| Sqrt(x) | Easy |
| Generate Parentheses | Medium |
| Perfect Number | Easy |
| Logger Rate Limiter | Easy |
| Sum of Left Leaves | Easy |
| Search Insert Position | Easy |
Unique to Visa (136)
Problems in Visa's list that do not appear at Grammarly.
| Problem | Difficulty |
|---|---|
| Text Justification | Hard |
| Length of Longest V-Shaped Diagonal Segment | Hard |
| Rotating the Box | Medium |
| Two Sum | Easy |
| Split the Array | Easy |
| 3Sum | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Minimum Operations to Write the Letter Y on a Grid | Medium |
| Find the Length of the Longest Common Prefix | Medium |
| Best Time to Buy and Sell Stock | Easy |
| LRU Cache | Medium |
| Block Placement Queries | Hard |
Frequently Asked Questions
How many LeetCode questions do Grammarly and Visa share?
Grammarly and Visa share 10 LeetCode interview questions. 20 problems appear only in Grammarly's list and 136 appear only in Visa's list.
What topics overlap most between Grammarly and Visa?
The most common shared topics between Grammarly and Visa are Array (9 shared questions), Dynamic Programming (5 shared questions), String (4 shared questions), Sorting (3 shared questions), Hash Table (3 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Grammarly or Visa?
Grammarly has 7 Easy, 19 Medium, and 4 Hard questions. Visa has 32 Easy, 92 Medium, and 22 Hard questions. Visa has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Grammarly and Visa?
Start with the 10 shared problems since they cover what both companies ask most often. Then add 20 Grammarly-specific and 20 Visa-specific questions to round out your prep.