Arista Networks vs Visa Interview Questions
Arista Networks lists 39 LeetCode interview questions while Visa lists 146. They share 14 problems — 36% of Arista Networks's bank and 10% of Visa's. Focus on the overlap first, then drill into 25 Arista Networks-only and 132 Visa-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 14 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Arista Networks and Visa.
Step 2 — Company-specific depth: Add Arista Networks-specific problems like Construct String With Repeat Limit, Find the Town Judge, Reorder List and Visa-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Visa skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
14 Shared Questions
High-priority problems to practice for both Arista Networks and Visa.
| Problem | Difficulty |
|---|---|
| Reverse Nodes in k-Group | Hard |
| Restore IP Addresses | Medium |
| LRU Cache | Medium |
| Search in Rotated Sorted Array | Medium |
| Simplify Path | Medium |
| Longest Palindromic Substring | Medium |
| Word Search | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Maximum Subarray | Medium |
| Word Break | Medium |
| Top K Frequent Elements | Medium |
| Edit Distance | Medium |
| Valid Palindrome | Easy |
| Merge Two Sorted Lists | Easy |
Unique to Arista Networks (25)
Problems in Arista Networks's list that do not appear at Visa.
| Problem | Difficulty |
|---|---|
| Construct String With Repeat Limit | Medium |
| Find the Town Judge | Easy |
| 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 |
| Rotated Digits | Medium |
Unique to Visa (132)
Problems in Visa's list that do not appear at Arista Networks.
Frequently Asked Questions
How many LeetCode questions do Arista Networks and Visa share?
Arista Networks and Visa share 14 LeetCode interview questions. 25 problems appear only in Arista Networks's list and 132 appear only in Visa's list.
What topics overlap most between Arista Networks and Visa?
The most common shared topics between Arista Networks and Visa are String (8 shared questions), Array (5 shared questions), Hash Table (4 shared questions), Dynamic Programming (4 shared questions), Linked List (3 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Arista Networks or Visa?
Arista Networks has 12 Easy, 26 Medium, and 1 Hard questions. Visa has 32 Easy, 92 Medium, and 22 Hard questions. Visa has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Arista Networks and Visa?
Start with the 14 shared problems since they cover what both companies ask most often. Then add 20 Arista Networks-specific and 20 Visa-specific questions to round out your prep.