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Adobe LeetCode Questions 2026

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

Last updated: 20 Feb 2026

Timeframe

Difficulty

Problem	Difficulty	Frequency	Topics
Two Sum	EASY	100%	ArrayHash Table
Add Two Numbers	MEDIUM	75%	Linked ListMathRecursion
Longest Substring Without Repeating Characters	MEDIUM	87.5%	Hash TableStringSliding Window
Median of Two Sorted Arrays	HARD	87.5%	ArrayBinary SearchDivide and Conquer
Longest Palindromic Substring	MEDIUM	62.5%	Two PointersStringDynamic Programming
Reverse Integer	MEDIUM	62.5%	Math
String to Integer (atoi)	MEDIUM	50%	String
Palindrome Number	EASY	37.5%	Math
Container With Most Water	MEDIUM	50%	ArrayTwo PointersGreedy
Integer to Roman	MEDIUM	75%	Hash TableMathString
Roman to Integer	EASY	62.5%	Hash TableMathString
Longest Common Prefix	EASY	75%	ArrayStringTrie
3Sum	MEDIUM	75%	ArrayTwo PointersSorting
Letter Combinations of a Phone Number	MEDIUM	50%	Hash TableStringBacktracking
Valid Parentheses	EASY	75%	StringStack
Merge Two Sorted Lists	EASY	37.5%	Linked ListRecursion
Generate Parentheses	MEDIUM	50%	StringDynamic ProgrammingBacktracking
Merge k Sorted Lists	HARD	37.5%	Linked ListDivide and ConquerHeap (Priority Queue)Merge Sort
Reverse Nodes in k-Group	HARD	37.5%	Linked ListRecursion
Remove Duplicates from Sorted Array	EASY	50%	ArrayTwo Pointers

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