Dropbox vs Microsoft Interview Questions
Dropbox lists 22 LeetCode interview questions while Microsoft lists 192. They share 5 problems — 23% of Dropbox's bank and 3% of Microsoft's. Focus on the overlap first, then drill into 17 Dropbox-only and 187 Microsoft-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 5 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Dropbox and Microsoft.
Step 2 — Company-specific depth: Add Dropbox-specific problems like Simple Bank System, Minimize Malware Spread, Web Crawler and Microsoft-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Dropbox skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
5 Shared Questions
High-priority problems to practice for both Dropbox and Microsoft.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Median of Two Sorted Arrays | Hard |
| Letter Combinations of a Phone Number | Medium |
| Candy | Hard |
| Merge Intervals | Medium |
Unique to Dropbox (17)
Problems in Dropbox's list that do not appear at Microsoft.
| Problem | Difficulty |
|---|---|
| Simple Bank System | Medium |
| Minimize Malware Spread | Hard |
| Web Crawler | Medium |
| Web Crawler Multithreaded | Medium |
| Find Duplicate File in System | Medium |
| Number of Valid Words for Each Puzzle | Hard |
| Game of Life | Medium |
| Word Pattern | Easy |
| Word Pattern II | Medium |
| Seat Reservation Manager | Medium |
| Minimize Malware Spread II | Hard |
| Design Hit Counter | Medium |
Unique to Microsoft (187)
Problems in Microsoft's list that do not appear at Dropbox.
| Problem | Difficulty |
|---|---|
| Merge Sorted Array | Easy |
| Longest Substring Without Repeating Characters | Medium |
| Add Two Numbers | Medium |
| Longest Palindromic Substring | Medium |
| Trapping Rain Water | Hard |
| Single Element in a Sorted Array | Medium |
| Valid Parentheses | Easy |
| 3Sum | Medium |
| Maximum Subarray | Medium |
| Group Anagrams | Medium |
| Search in Rotated Sorted Array | Medium |
| Reverse Nodes in k-Group | Hard |
Frequently Asked Questions
How many LeetCode questions do Dropbox and Microsoft share?
Dropbox and Microsoft share 5 LeetCode interview questions. 17 problems appear only in Dropbox's list and 187 appear only in Microsoft's list.
What topics overlap most between Dropbox and Microsoft?
The most common shared topics between Dropbox and Microsoft are Array (4 shared questions), Hash Table (2 shared questions), Binary Search (1 shared questions), Divide and Conquer (1 shared questions), String (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Dropbox or Microsoft?
Dropbox has 2 Easy, 10 Medium, and 10 Hard questions. Microsoft has 55 Easy, 109 Medium, and 28 Hard questions. Dropbox has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Dropbox and Microsoft?
Start with the 5 shared problems since they cover what both companies ask most often. Then add 17 Dropbox-specific and 20 Microsoft-specific questions to round out your prep.