Dropbox vs Visa Interview Questions
Dropbox lists 22 LeetCode interview questions while Visa lists 146. They share 6 problems — 27% of Dropbox's bank and 4% of Visa's. Focus on the overlap first, then drill into 16 Dropbox-only and 140 Visa-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 6 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Dropbox and Visa.
Step 2 — Company-specific depth: Add Dropbox-specific problems like Simple Bank System, Minimize Malware Spread, Web Crawler and Visa-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
6 Shared Questions
High-priority problems to practice for both Dropbox and Visa.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Median of Two Sorted Arrays | Hard |
| Word Break II | Hard |
| Letter Combinations of a Phone Number | Medium |
| Candy | Hard |
| Merge Intervals | Medium |
Unique to Dropbox (16)
Problems in Dropbox's list that do not appear at Visa.
| 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 Visa (140)
Problems in Visa's list that do not appear at Dropbox.
Frequently Asked Questions
How many LeetCode questions do Dropbox and Visa share?
Dropbox and Visa share 6 LeetCode interview questions. 16 problems appear only in Dropbox's list and 140 appear only in Visa's list.
What topics overlap most between Dropbox and Visa?
The most common shared topics between Dropbox and Visa are Array (5 shared questions), Hash Table (3 shared questions), String (2 shared questions), Backtracking (2 shared questions), Binary Search (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Dropbox or Visa?
Dropbox has 2 Easy, 10 Medium, and 10 Hard questions. Visa has 32 Easy, 92 Medium, and 22 Hard questions. Dropbox has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Dropbox and Visa?
Start with the 6 shared problems since they cover what both companies ask most often. Then add 16 Dropbox-specific and 20 Visa-specific questions to round out your prep.