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Atlassian LeetCode Questions 2026

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

Last updated: 20 Feb 2026

Timeframe

Difficulty

Problem	Difficulty	Frequency	Topics
Two Sum	EASY	37.5%	ArrayHash Table
Longest Substring Without Repeating Characters	MEDIUM	37.5%	Hash TableStringSliding Window
Group Anagrams	MEDIUM	50%	ArrayHash TableStringSorting
Merge Intervals	MEDIUM	75%	ArraySorting
Text Justification	HARD	62.5%	ArrayStringSimulation
Design File System	MEDIUM	50%	Hash TableStringDesignTrie
Longest String Chain	MEDIUM	50%	ArrayHash TableTwo PointersStringDynamic ProgrammingSorting
Stock Price Fluctuation	MEDIUM	100%	Hash TableDesignHeap (Priority Queue)Data StreamOrdered Set
Best Time to Buy and Sell Stock	EASY	50%	ArrayDynamic Programming
High-Access Employees	MEDIUM	75%	ArrayHash TableStringSorting
Number of Possible Sets of Closing Branches	HARD	62.5%	Bit ManipulationGraph TheoryHeap (Priority Queue)EnumerationShortest Path
Make Lexicographically Smallest Array by Swapping Elements	MEDIUM	62.5%	ArrayUnion-FindSorting
Minimum Cost to Convert String I	MEDIUM	62.5%	ArrayStringGraph TheoryShortest Path
Minimum Cost to Convert String II	HARD	62.5%	ArrayStringDynamic ProgrammingGraph TheoryTrieShortest Path
Maximum Good Subarray Sum	MEDIUM	62.5%	ArrayHash TablePrefix Sum
Majority Element II	MEDIUM	50%	ArrayHash TableSortingCounting
Meeting Rooms II	MEDIUM	62.5%	ArrayTwo PointersGreedySortingHeap (Priority Queue)Prefix Sum
Longest Increasing Subsequence	MEDIUM	37.5%	ArrayBinary SearchDynamic Programming
Design Snake Game	MEDIUM	87.5%	ArrayHash TableDesignQueueSimulation
Logger Rate Limiter	EASY	62.5%	Hash TableDesignData Stream

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