Grammarly vs PayPal Interview Questions
Grammarly lists 30 LeetCode interview questions while PayPal lists 105. They share 8 problems — 27% of Grammarly's bank and 8% of PayPal's. Focus on the overlap first, then drill into 22 Grammarly-only and 97 PayPal-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 8 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Grammarly and PayPal.
Step 2 — Company-specific depth: Add Grammarly-specific problems like Remove All Adjacent Duplicates In String, Vowel Spellchecker, Insert Delete GetRandom O(1) and PayPal-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: PayPal skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
8 Shared Questions
High-priority problems to practice for both Grammarly and PayPal.
| Problem | Difficulty |
|---|---|
| Merge Intervals | Medium |
| Search in Rotated Sorted Array | Medium |
| Remove All Adjacent Duplicates in String II | Medium |
| Climbing Stairs | Easy |
| Non-overlapping Intervals | Medium |
| Word Search | Medium |
| Number of Islands | Medium |
| Trapping Rain Water | Hard |
Unique to Grammarly (22)
Problems in Grammarly's list that do not appear at PayPal.
| Problem | Difficulty |
|---|---|
| Remove All Adjacent Duplicates In String | Easy |
| Vowel Spellchecker | Medium |
| Insert Delete GetRandom O(1) | Medium |
| 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 |
| Two Best Non-Overlapping Events | Medium |
| Evaluate Reverse Polish Notation | Medium |
Unique to PayPal (97)
Problems in PayPal's list that do not appear at Grammarly.
Frequently Asked Questions
How many LeetCode questions do Grammarly and PayPal share?
Grammarly and PayPal share 8 LeetCode interview questions. 22 problems appear only in Grammarly's list and 97 appear only in PayPal's list.
What topics overlap most between Grammarly and PayPal?
The most common shared topics between Grammarly and PayPal are Array (6 shared questions), Dynamic Programming (3 shared questions), Sorting (2 shared questions), String (2 shared questions), Stack (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Grammarly or PayPal?
Grammarly has 7 Easy, 19 Medium, and 4 Hard questions. PayPal has 19 Easy, 69 Medium, and 17 Hard questions. PayPal has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Grammarly and PayPal?
Start with the 8 shared problems since they cover what both companies ask most often. Then add 20 Grammarly-specific and 20 PayPal-specific questions to round out your prep.