Apple vs Arista Networks Interview Questions
Apple lists 300 LeetCode interview questions while Arista Networks lists 39. They share 27 problems — 9% of Apple's bank and 69% of Arista Networks's. Focus on the overlap first, then drill into 273 Apple-only and 12 Arista Networks-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 27 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Apple and Arista Networks.
Step 2 — Company-specific depth: Add Apple-specific problems like Two Sum, Number of Islands, Merge Intervals and Arista Networks-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Apple skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
27 Shared Questions
High-priority problems to practice for both Apple and Arista Networks.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Top K Frequent Elements | Medium |
| Course Schedule II | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Valid Palindrome | Easy |
| Maximum Subarray | Medium |
| Merge Two Sorted Lists | Easy |
| Word Break | Medium |
| Maximum Depth of Binary Tree | Easy |
| Longest Palindromic Substring | Medium |
| Decode String | Medium |
| Search in Rotated Sorted Array | Medium |
| Implement Queue using Stacks | Easy |
| Permutations | Medium |
| Edit Distance | Medium |
| Missing Number | Easy |
| Word Search | Medium |
| Simplify Path | Medium |
| Reverse Linked List II | Medium |
| Palindromic Substrings | Medium |
| Reorder List | Medium |
| Copy List with Random Pointer | Medium |
| Reverse Nodes in k-Group | Hard |
| Remove Linked List Elements | Easy |
| Contains Duplicate II | Easy |
| Remove Duplicates from Sorted List II | Medium |
| Moving Average from Data Stream | Easy |
Unique to Apple (273)
Problems in Apple's list that do not appear at Arista Networks.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Number of Islands | Medium |
| Merge Intervals | Medium |
| Best Time to Buy and Sell Stock | Easy |
| Design Hit Counter | Medium |
| Longest Common Prefix | Easy |
| Rotate Array | Medium |
| Reverse Linked List | Easy |
| Valid Sudoku | Medium |
| Group Anagrams | Medium |
| Course Schedule | Medium |
| Valid Parentheses | Easy |
Unique to Arista Networks (12)
Problems in Arista Networks's list that do not appear at Apple.
| Problem | Difficulty |
|---|---|
| Construct String With Repeat Limit | Medium |
| Find the Town Judge | Easy |
| Restore IP Addresses | Medium |
| Inorder Successor in BST II | Medium |
| Rotated Digits | Medium |
| Maximum Units on a Truck | Easy |
| Merge In Between Linked Lists | Medium |
| Path Sum II | Medium |
| Remove All Occurrences of a Substring | Medium |
| Swap Nodes in Pairs | Medium |
| Kth Largest Element in a Stream | Easy |
| Count Negative Numbers in a Sorted Matrix | Easy |
Frequently Asked Questions
How many LeetCode questions do Apple and Arista Networks share?
Apple and Arista Networks share 27 LeetCode interview questions. 273 problems appear only in Apple's list and 12 appear only in Arista Networks's list.
What topics overlap most between Apple and Arista Networks?
The most common shared topics between Apple and Arista Networks are Array (9 shared questions), String (9 shared questions), Linked List (8 shared questions), Hash Table (7 shared questions), Two Pointers (5 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Apple or Arista Networks?
Apple has 76 Easy, 178 Medium, and 46 Hard questions. Arista Networks has 12 Easy, 26 Medium, and 1 Hard questions. Apple has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Apple and Arista Networks?
Start with the 27 shared problems since they cover what both companies ask most often. Then add 20 Apple-specific and 12 Arista Networks-specific questions to round out your prep.