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Optiver LeetCode Questions 2026

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

Last updated: 10 July 2026

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ProblemDifficultyFrequencyTopics
LRU CacheMEDIUM
75%
Hash TableLinked ListDesignDoubly-Linked List
Number of Days Between Two DatesEASY
87.5%
MathString
Best Time to Buy and Sell StockEASY
75%
ArrayDynamic Programming
Design Circular QueueMEDIUM
100%
ArrayLinked ListDesignQueue
Best Time to Buy and Sell Stock IIMEDIUM
62.5%
ArrayDynamic ProgrammingGreedy
Design Order Management SystemMEDIUM
87.5%
Hash TableDesign
Design SkiplistHARD
87.5%
Linked ListDesign

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