Capital One vs Waymo Interview Questions
Capital One lists 47 LeetCode interview questions while Waymo lists 25. They share 4 problems — 9% of Capital One's bank and 16% of Waymo's. Focus on the overlap first, then drill into 43 Capital One-only and 21 Waymo-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 4 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Capital One and Waymo.
Step 2 — Company-specific depth: Add Capital One-specific problems like Simple Bank System, Spiral Matrix, Block Placement Queries and Waymo-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Waymo skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
4 Shared Questions
High-priority problems to practice for both Capital One and Waymo.
| Problem | Difficulty |
|---|---|
| Text Justification | Hard |
| Largest Rectangle in Histogram | Hard |
| Number of Islands | Medium |
| Meeting Rooms II | Medium |
Unique to Capital One (43)
Problems in Capital One's list that do not appear at Waymo.
| Problem | Difficulty |
|---|---|
| Simple Bank System | Medium |
| Spiral Matrix | Medium |
| Block Placement Queries | Hard |
| Minimum Operations to Write the Letter Y on a Grid | Medium |
| Candy Crush | Medium |
| Count Alternating Subarrays | Medium |
| Rotate Image | Medium |
| Four Divisors | Medium |
| Simplify Path | Medium |
| Count Operations to Obtain Zero | Easy |
| Longest Continuous Subarray With Absolute Diff Less Than or Equal to Limit | Medium |
| Split Message Based on Limit | Hard |
Unique to Waymo (21)
Problems in Waymo's list that do not appear at Capital One.
| Problem | Difficulty |
|---|---|
| Max Points on a Line | Hard |
| Random Pick with Weight | Medium |
| Logger Rate Limiter | Easy |
| Number of Visible People in a Queue | Hard |
| Minimum Number of Refueling Stops | Hard |
| Minimum Knight Moves | Medium |
| Minimum Area Rectangle | Medium |
| Design Excel Sum Formula | Hard |
| Design Tic-Tac-Toe | Medium |
| Shortest Distance from All Buildings | Hard |
| Maximum Gap | Medium |
| Divide Array in Sets of K Consecutive Numbers | Medium |
Frequently Asked Questions
How many LeetCode questions do Capital One and Waymo share?
Capital One and Waymo share 4 LeetCode interview questions. 43 problems appear only in Capital One's list and 21 appear only in Waymo's list.
What topics overlap most between Capital One and Waymo?
The most common shared topics between Capital One and Waymo are Array (4 shared questions), String (1 shared questions), Simulation (1 shared questions), Stack (1 shared questions), Monotonic Stack (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Capital One or Waymo?
Capital One has 9 Easy, 28 Medium, and 10 Hard questions. Waymo has 1 Easy, 13 Medium, and 11 Hard questions. Waymo has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Capital One and Waymo?
Start with the 4 shared problems since they cover what both companies ask most often. Then add 20 Capital One-specific and 20 Waymo-specific questions to round out your prep.