Arista Networks vs Wells Fargo Interview Questions
Arista Networks lists 39 LeetCode interview questions while Wells Fargo lists 24. They share 4 problems — 10% of Arista Networks's bank and 17% of Wells Fargo's. Focus on the overlap first, then drill into 35 Arista Networks-only and 20 Wells Fargo-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 Arista Networks and Wells Fargo.
Step 2 — Company-specific depth: Add Arista Networks-specific problems like Construct String With Repeat Limit, Find the Town Judge, Reverse Nodes in k-Group and Wells Fargo-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Wells Fargo 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 Arista Networks and Wells Fargo.
| Problem | Difficulty |
|---|---|
| Restore IP Addresses | Medium |
| LRU Cache | Medium |
| Maximum Subarray | Medium |
| Kth Largest Element in a Stream | Easy |
Unique to Arista Networks (35)
Problems in Arista Networks's list that do not appear at Wells Fargo.
| Problem | Difficulty |
|---|---|
| Construct String With Repeat Limit | Medium |
| Find the Town Judge | Easy |
| Reverse Nodes in k-Group | Hard |
| 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 Wells Fargo (20)
Problems in Wells Fargo's list that do not appear at Arista Networks.
Frequently Asked Questions
How many LeetCode questions do Arista Networks and Wells Fargo share?
Arista Networks and Wells Fargo share 4 LeetCode interview questions. 35 problems appear only in Arista Networks's list and 20 appear only in Wells Fargo's list.
What topics overlap most between Arista Networks and Wells Fargo?
The most common shared topics between Arista Networks and Wells Fargo are Design (2 shared questions), String (1 shared questions), Backtracking (1 shared questions), Hash Table (1 shared questions), Linked List (1 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Arista Networks or Wells Fargo?
Arista Networks has 12 Easy, 26 Medium, and 1 Hard questions. Wells Fargo has 10 Easy, 12 Medium, and 2 Hard questions. Wells Fargo has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Arista Networks and Wells Fargo?
Start with the 4 shared problems since they cover what both companies ask most often. Then add 20 Arista Networks-specific and 20 Wells Fargo-specific questions to round out your prep.