Arista Networks vs ByteDance Interview Questions
Arista Networks lists 39 LeetCode interview questions while ByteDance lists 64. They share 9 problems — 23% of Arista Networks's bank and 14% of ByteDance's. Focus on the overlap first, then drill into 30 Arista Networks-only and 55 ByteDance-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 9 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Arista Networks and ByteDance.
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 ByteDance-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: ByteDance skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
9 Shared Questions
High-priority problems to practice for both Arista Networks and ByteDance.
| Problem | Difficulty |
|---|---|
| Restore IP Addresses | Medium |
| Reverse Linked List II | Medium |
| LRU Cache | Medium |
| Search in Rotated Sorted Array | Medium |
| Longest Palindromic Substring | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Maximum Subarray | Medium |
| Top K Frequent Elements | Medium |
| Decode String | Medium |
Unique to Arista Networks (30)
Problems in Arista Networks's list that do not appear at ByteDance.
| 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 |
| 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 ByteDance (55)
Problems in ByteDance's list that do not appear at Arista Networks.
| Problem | Difficulty |
|---|---|
| Remove Duplicate Letters | Medium |
| Smallest Subsequence of Distinct Characters | Medium |
| First Day Where You Have Been in All the Rooms | Medium |
| Number of Islands | Medium |
| Course Schedule | Medium |
| Combination Sum | Medium |
| Basic Calculator II | Medium |
| Merge Intervals | Medium |
| Shortest Bridge | Medium |
| House Robber | Medium |
| Maximal Square | Medium |
| Regular Expression Matching | Hard |
Frequently Asked Questions
How many LeetCode questions do Arista Networks and ByteDance share?
Arista Networks and ByteDance share 9 LeetCode interview questions. 30 problems appear only in Arista Networks's list and 55 appear only in ByteDance's list.
What topics overlap most between Arista Networks and ByteDance?
The most common shared topics between Arista Networks and ByteDance are String (4 shared questions), Hash Table (3 shared questions), Array (3 shared questions), Linked List (2 shared questions), Dynamic Programming (2 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Arista Networks or ByteDance?
Arista Networks has 12 Easy, 26 Medium, and 1 Hard questions. ByteDance has 4 Easy, 51 Medium, and 9 Hard questions. ByteDance has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Arista Networks and ByteDance?
Start with the 9 shared problems since they cover what both companies ask most often. Then add 20 Arista Networks-specific and 20 ByteDance-specific questions to round out your prep.