Capital One vs Uber Interview Questions
Capital One lists 47 LeetCode interview questions while Uber lists 362. They share 34 problems — 72% of Capital One's bank and 9% of Uber's. Focus on the overlap first, then drill into 13 Capital One-only and 328 Uber-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 34 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Capital One and Uber.
Step 2 — Company-specific depth: Add Capital One-specific problems like Count Alternating Subarrays, Four Divisors, Count Operations to Obtain Zero and Uber-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Uber skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
34 Shared Questions
High-priority problems to practice for both Capital One and Uber.
| Problem | Difficulty |
|---|---|
| Simple Bank System | Medium |
| Spiral Matrix | Medium |
| Block Placement Queries | Hard |
| Text Justification | Hard |
| Minimum Operations to Write the Letter Y on a Grid | Medium |
| Candy Crush | Medium |
| Rotate Image | Medium |
| Simplify Path | Medium |
| Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit | Medium |
| Split Message Based on Limit | Hard |
| Rotating the Box | Medium |
| Number of Black Blocks | Medium |
| Count Prefix and Suffix Pairs II | Hard |
| Largest Rectangle in Histogram | Hard |
| Best Time to Buy and Sell Stock | Easy |
| Find the Length of the Longest Common Prefix | Medium |
| Number of Flowers in Full Bloom | Hard |
| Number of Subarrays That Match a Pattern I | Medium |
| Word Search | Medium |
| Coin Change | Medium |
| Design File System | Medium |
| Merge Intervals | Medium |
| Add Strings | Easy |
| Number of Islands | Medium |
| Word Search II | Hard |
| Add Two Numbers | Medium |
| Number of Adjacent Elements With the Same Color | Medium |
| LRU Cache | Medium |
| Meeting Rooms II | Medium |
| Roman to Integer | Easy |
Showing top 30 of 34 shared problems.
Unique to Capital One (13)
Problems in Capital One's list that do not appear at Uber.
| Problem | Difficulty |
|---|---|
| Count Alternating Subarrays | Medium |
| Four Divisors | Medium |
| Count Operations to Obtain Zero | Easy |
| Remove Boxes | Hard |
| Palindrome Number | Easy |
| Non-overlapping Intervals | Medium |
| Binary Tree Paths | Easy |
| Merge Two Sorted Lists | Easy |
| K-diff Pairs in an Array | Medium |
| Rotate Array | Medium |
| Find Servers That Handled Most Number of Requests | Hard |
| Best Time to Buy and Sell Stock II | Medium |
Unique to Uber (328)
Problems in Uber's list that do not appear at Capital One.
| Problem | Difficulty |
|---|---|
| Bus Routes | Hard |
| Alien Dictionary | Hard |
| Number of Islands II | Hard |
| Squares of a Sorted Array | Easy |
| Construct Quad Tree | Medium |
| Kth Smallest Element in a BST | Medium |
| First Unique Number | Medium |
| Find the Closest Palindrome | Hard |
| Insert Delete GetRandom O(1) | Medium |
| Design Hit Counter | Medium |
| Minimum Edge Reversals So Every Node Is Reachable | Hard |
| My Calendar I | Medium |
Frequently Asked Questions
How many LeetCode questions do Capital One and Uber share?
Capital One and Uber share 34 LeetCode interview questions. 13 problems appear only in Capital One's list and 328 appear only in Uber's list.
What topics overlap most between Capital One and Uber?
The most common shared topics between Capital One and Uber are Array (23 shared questions), String (10 shared questions), Hash Table (8 shared questions), Matrix (8 shared questions), Simulation (5 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Capital One or Uber?
Capital One has 9 Easy, 28 Medium, and 10 Hard questions. Uber has 45 Easy, 215 Medium, and 102 Hard questions. Uber has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Capital One and Uber?
Start with the 34 shared problems since they cover what both companies ask most often. Then add 13 Capital One-specific and 20 Uber-specific questions to round out your prep.