Arista Networks vs Meta Interview Questions
Arista Networks lists 39 LeetCode interview questions while Meta lists 217. They share 25 problems — 64% of Arista Networks's bank and 12% of Meta's. Focus on the overlap first, then drill into 14 Arista Networks-only and 192 Meta-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 25 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Arista Networks and Meta.
Step 2 — Company-specific depth: Add Arista Networks-specific problems like Construct String With Repeat Limit, Find the Town Judge, Reorder List and Meta-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Meta skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
25 Shared Questions
High-priority problems to practice for both Arista Networks and Meta.
| Problem | Difficulty |
|---|---|
| Reverse Nodes in k-Group | Hard |
| Restore IP Addresses | Medium |
| Course Schedule II | Medium |
| Reverse Linked List II | Medium |
| Contains Duplicate II | Easy |
| Maximum Depth of Binary Tree | Easy |
| Copy List with Random Pointer | Medium |
| LRU Cache | Medium |
| Search in Rotated Sorted Array | Medium |
| Simplify Path | Medium |
| Permutations | Medium |
| Palindromic Substrings | Medium |
| Path Sum II | Medium |
| Longest Palindromic Substring | Medium |
| Word Search | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Maximum Subarray | Medium |
| Swap Nodes in Pairs | Medium |
| Word Break | Medium |
| Top K Frequent Elements | Medium |
| Edit Distance | Medium |
| Valid Palindrome | Easy |
| Decode String | Medium |
| Moving Average from Data Stream | Easy |
| Merge Two Sorted Lists | Easy |
Unique to Arista Networks (14)
Problems in Arista Networks's list that do not appear at Meta.
| Problem | Difficulty |
|---|---|
| Construct String With Repeat Limit | Medium |
| Find the Town Judge | Easy |
| Reorder List | Medium |
| Remove Linked List Elements | Easy |
| Inorder Successor in BST II | Medium |
| Missing Number | Easy |
| Rotated Digits | Medium |
| Maximum Units on a Truck | Easy |
| Remove Duplicates from Sorted List II | Medium |
| Merge In Between Linked Lists | Medium |
| Remove All Occurrences of a Substring | Medium |
| Kth Largest Element in a Stream | Easy |
Unique to Meta (192)
Problems in Meta's list that do not appear at Arista Networks.
| Problem | Difficulty |
|---|---|
| Minimum Remove to Make Valid Parentheses | Medium |
| Valid Word Abbreviation | Easy |
| Binary Tree Vertical Order Traversal | Medium |
| Valid Palindrome II | Easy |
| Lowest Common Ancestor of a Binary Tree III | Medium |
| Merge Sorted Array | Easy |
| Kth Largest Element in an Array | Medium |
| Pow(x, n) | Medium |
| Binary Tree Right Side View | Medium |
| Merge Intervals | Medium |
| Basic Calculator II | Medium |
| Two Sum | Easy |
Frequently Asked Questions
How many LeetCode questions do Arista Networks and Meta share?
Arista Networks and Meta share 25 LeetCode interview questions. 14 problems appear only in Arista Networks's list and 192 appear only in Meta's list.
What topics overlap most between Arista Networks and Meta?
The most common shared topics between Arista Networks and Meta are String (10 shared questions), Array (8 shared questions), Linked List (6 shared questions), Hash Table (6 shared questions), Dynamic Programming (5 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Arista Networks or Meta?
Arista Networks has 12 Easy, 26 Medium, and 1 Hard questions. Meta has 52 Easy, 132 Medium, and 33 Hard questions. Meta has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Arista Networks and Meta?
Start with the 25 shared problems since they cover what both companies ask most often. Then add 14 Arista Networks-specific and 20 Meta-specific questions to round out your prep.