Deloitte vs Grammarly Interview Questions
Deloitte lists 43 LeetCode interview questions while Grammarly lists 30. They share 3 problems — 7% of Deloitte's bank and 10% of Grammarly's. Focus on the overlap first, then drill into 40 Deloitte-only and 27 Grammarly-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 3 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Deloitte and Grammarly.
Step 2 — Company-specific depth: Add Deloitte-specific problems like Merge k Sorted Lists, Two Sum, Change Null Values in a Table to the Previous Value and Grammarly-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Grammarly skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
3 Shared Questions
High-priority problems to practice for both Deloitte and Grammarly.
| Problem | Difficulty |
|---|---|
| Climbing Stairs | Easy |
| Merge Intervals | Medium |
| Remove All Adjacent Duplicates In String | Easy |
Unique to Deloitte (40)
Problems in Deloitte's list that do not appear at Grammarly.
Unique to Grammarly (27)
Problems in Grammarly's list that do not appear at Deloitte.
| Problem | Difficulty |
|---|---|
| Search in Rotated Sorted Array | Medium |
| Vowel Spellchecker | Medium |
| Insert Delete GetRandom O(1) | Medium |
| Remove All Adjacent Duplicates in String II | Medium |
| Repeated DNA Sequences | Medium |
| Sqrt(x) | Easy |
| Generate Parentheses | Medium |
| Perfect Number | Easy |
| Logger Rate Limiter | Easy |
| Sum of Left Leaves | Easy |
| Non-overlapping Intervals | Medium |
| Search Insert Position | Easy |
Frequently Asked Questions
How many LeetCode questions do Deloitte and Grammarly share?
Deloitte and Grammarly share 3 LeetCode interview questions. 40 problems appear only in Deloitte's list and 27 appear only in Grammarly's list.
What topics overlap most between Deloitte and Grammarly?
The most common shared topics between Deloitte and Grammarly are Math (1 shared questions), Dynamic Programming (1 shared questions), Memoization (1 shared questions), Array (1 shared questions), Sorting (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Deloitte or Grammarly?
Deloitte has 17 Easy, 23 Medium, and 3 Hard questions. Grammarly has 7 Easy, 19 Medium, and 4 Hard questions. Grammarly has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Deloitte and Grammarly?
Start with the 3 shared problems since they cover what both companies ask most often. Then add 20 Deloitte-specific and 20 Grammarly-specific questions to round out your prep.