Dropbox vs Google Interview Questions
Dropbox lists 22 LeetCode interview questions while Google lists 2,305. They share 17 problems — 77% of Dropbox's bank and 1% of Google's. Focus on the overlap first, then drill into 5 Dropbox-only and 2,288 Google-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 17 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Dropbox and Google.
Step 2 — Company-specific depth: Add Dropbox-specific problems like Web Crawler, Number of Valid Words for Each Puzzle, Word Pattern II and Google-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
17 Shared Questions
High-priority problems to practice for both Dropbox and Google.
| Problem | Difficulty |
|---|---|
| Simple Bank System | Medium |
| Minimize Malware Spread | Hard |
| Web Crawler Multithreaded | Medium |
| Find Duplicate File in System | Medium |
| Two Sum | Easy |
| Game of Life | Medium |
| Median of Two Sorted Arrays | Hard |
| Word Pattern | Easy |
| Seat Reservation Manager | Medium |
| Design Hit Counter | Medium |
| Word Break II | Hard |
| Letter Combinations of a Phone Number | Medium |
| Design a Text Editor | Hard |
| Check If It Is a Good Array | Hard |
| Guess the Word | Hard |
| Candy | Hard |
| Merge Intervals | Medium |
Unique to Dropbox (5)
Problems in Dropbox's list that do not appear at Google.
| Problem | Difficulty |
|---|---|
| Web Crawler | Medium |
| Number of Valid Words for Each Puzzle | Hard |
| Word Pattern II | Medium |
| Minimize Malware Spread II | Hard |
| Grid Illumination | Hard |
Unique to Google (2,288)
Problems in Google's list that do not appear at Dropbox.
| Problem | Difficulty |
|---|---|
| Add Two Numbers | Medium |
| Trapping Rain Water | Hard |
| Longest Common Prefix | Easy |
| Palindrome Number | Easy |
| Merge Sorted Array | Easy |
| Longest Substring Without Repeating Characters | Medium |
| Best Time to Buy and Sell Stock | Easy |
| 3Sum | Medium |
| Create Hello World Function | Easy |
| Merge Strings Alternately | Easy |
| Longest Palindromic Substring | Medium |
| Longest Consecutive Sequence | Medium |
Frequently Asked Questions
How many LeetCode questions do Dropbox and Google share?
Dropbox and Google share 17 LeetCode interview questions. 5 problems appear only in Dropbox's list and 2288 appear only in Google's list.
What topics overlap most between Dropbox and Google?
The most common shared topics between Dropbox and Google are Array (12 shared questions), Hash Table (7 shared questions), String (6 shared questions), Design (4 shared questions), Simulation (3 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Dropbox or Google?
Dropbox has 2 Easy, 10 Medium, and 10 Hard questions. Google has 601 Easy, 1205 Medium, and 499 Hard questions. Dropbox has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Dropbox and Google?
Start with the 17 shared problems since they cover what both companies ask most often. Then add 5 Dropbox-specific and 20 Google-specific questions to round out your prep.