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Nextdoor LeetCode Questions 2026

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

Last updated: 20 May 2026

ProblemDifficultyFrequencyTopics
Compare Version NumbersMEDIUM
100%
Two PointersString
Trapping Rain WaterHARD
62.5%
ArrayTwo PointersDynamic ProgrammingStackMonotonic Stack
Merge IntervalsMEDIUM
87.5%
ArraySorting
All O`one Data StructureHARD
100%
Hash TableLinked ListDesignDoubly-Linked List

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