Arista Networks vs Capital One Interview Questions
Arista Networks lists 39 LeetCode interview questions while Capital One lists 47. They share 5 problems — 13% of Arista Networks's bank and 11% of Capital One's. Focus on the overlap first, then drill into 34 Arista Networks-only and 42 Capital One-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 Arista Networks and Capital One.
Step 2 — Company-specific depth: Add Arista Networks-specific problems like Construct String With Repeat Limit, Find the Town Judge, Restore IP Addresses and Capital One-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Capital One 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 Arista Networks and Capital One.
| Problem | Difficulty |
|---|---|
| Reverse Nodes in k-Group | Hard |
| LRU Cache | Medium |
| Simplify Path | Medium |
| Word Search | Medium |
| Merge Two Sorted Lists | Easy |
Unique to Arista Networks (34)
Problems in Arista Networks's list that do not appear at Capital One.
| Problem | Difficulty |
|---|---|
| Construct String With Repeat Limit | Medium |
| Find the Town Judge | Easy |
| Restore IP Addresses | Medium |
| Reorder List | Medium |
| Course Schedule II | Medium |
| Reverse Linked List II | Medium |
| Remove Linked List Elements | Easy |
| Contains Duplicate II | Easy |
| Inorder Successor in BST II | Medium |
| Maximum Depth of Binary Tree | Easy |
| Copy List with Random Pointer | Medium |
| Missing Number | Easy |
Unique to Capital One (42)
Problems in Capital One's list that do not appear at Arista Networks.
| 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 |
| Count Alternating Subarrays | Medium |
| Rotate Image | Medium |
| Four Divisors | 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 |
Frequently Asked Questions
How many LeetCode questions do Arista Networks and Capital One share?
Arista Networks and Capital One share 5 LeetCode interview questions. 34 problems appear only in Arista Networks's list and 42 appear only in Capital One's list.
What topics overlap most between Arista Networks and Capital One?
The most common shared topics between Arista Networks and Capital One are Linked List (3 shared questions), Recursion (2 shared questions), String (2 shared questions), Hash Table (1 shared questions), Design (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Arista Networks or Capital One?
Arista Networks has 12 Easy, 26 Medium, and 1 Hard questions. Capital One has 9 Easy, 28 Medium, and 10 Hard questions. Capital One has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Arista Networks and Capital One?
Start with the 5 shared problems since they cover what both companies ask most often. Then add 20 Arista Networks-specific and 20 Capital One-specific questions to round out your prep.