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Master these coding challenges to ace your next technical interview. Handpicked problems with personalized spaced repetition.

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All tracksBlind 75NeetCode 150NeetCode 250Striver A to ZSDE Sheet

Showing 1-11 of 11 matching problems in NeetCode 150.

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All topics0-1 KnapsackAlgorithm XArrayBacktrackingBidirectional SearchBinary LiftingBinary SearchBinary Search TreeBinary TreeBit ManipulationBorůvka's AlgorithmBracket SequencesBreadth-First SearchBrute-Force SearchBucket SortCombinatoricsComplete KnapsackCounting

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StatusTitleDifficulty
146. LRU CacheOpen sourceMedium
155. Min StackOpen sourceMedium
208. Implement Trie (Prefix Tree)Open sourceMedium
211. Design Add and Search Words Data StructureOpen sourceMedium
271. Encode and Decode StringsOpen sourcePremiumMedium
295. Find Median from Data StreamOpen sourceHard
297. Serialize and Deserialize Binary TreeOpen sourceHard
355. Design TwitterOpen sourceMedium
703. Kth Largest Element in a StreamOpen sourceEasy
981. Time Based Key-Value StoreOpen sourceMedium
2013. Detect SquaresOpen sourceMedium