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Arista Networks LeetCode Questions 2026

Browse LeetCode problems frequently asked by Arista Networks. Filter by difficulty and timeframe to focus your interview prep.

Last updated: 20 Feb 2026

Timeframe

Difficulty

Problem	Difficulty	Frequency	Topics
Find the Town Judge	EASY	100%	ArrayHash TableGraph Theory
Merge Two Sorted Lists	EASY	62.5%	Linked ListRecursion
Reverse Nodes in k-Group	HARD	87.5%	Linked ListRecursion
Missing Element in Sorted Array	MEDIUM	62.5%	ArrayBinary Search
Reverse Linked List II	MEDIUM	87.5%	Linked List
Restore IP Addresses	MEDIUM	87.5%	StringBacktracking
Best Time to Buy and Sell Stock	EASY	62.5%	ArrayDynamic Programming
Binary Tree Maximum Path Sum	HARD	62.5%	Dynamic ProgrammingTreeDepth-First SearchBinary Tree
Reorder List	MEDIUM	87.5%	Linked ListTwo PointersStackRecursion
LRU Cache	MEDIUM	62.5%	Hash TableLinked ListDesignDoubly-Linked List
Implement Trie (Prefix Tree)	MEDIUM	62.5%	Hash TableStringDesignTrie
Contains Duplicate II	EASY	75%	ArrayHash TableSliding Window
Construct String With Repeat Limit	MEDIUM	100%	Hash TableStringGreedyHeap (Priority Queue)Counting
Missing Number	EASY	75%	ArrayHash TableMathBinary SearchBit ManipulationSorting
Rotated Digits	MEDIUM	87.5%	MathDynamic Programming
Inorder Successor in BST II	MEDIUM	75%	TreeBinary Search TreeBinary Tree
Merge In Between Linked Lists	MEDIUM	62.5%	Linked List
Remove Linked List Elements	EASY	87.5%	Linked ListRecursion
Maximum Units on a Truck	EASY	62.5%	ArrayGreedySorting
Kth Largest Element in a Stream	EASY	62.5%	TreeDesignBinary Search TreeHeap (Priority Queue)Binary TreeData Stream

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