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Problems

21 problems

Has videoPremium onlyReset
Data StreamArray2,237String877Hash Table797Math691Dynamic Programming673Sorting508Greedy485Binary Search357Depth-First Search338Database308Bit Manipulation286Matrix279Tree264Breadth-First Search257Prefix Sum252All topics

21 results

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TitleSolutionAcceptDifficultyTopics
170. Two Sum III - Data structure designVideoPremium
Solution39.1%Easy
Array, Data Stream +3· 2 companies
295. Find Median from Data StreamVideo
Solution54.9%Hard
Data Stream, Design +3· 40 companies
346. Moving Average from Data StreamVideoPremium
Solution80.2%Easy
Array, Data Stream +2· 11 companies
359. Logger Rate LimiterVideoPremium
Solution76.8%Easy
Data Stream, Design +1· 21 companies
362. Design Hit CounterVideoPremium
Solution69.6%Medium
Array, Binary Search +3· 25 companies
642. Design Search Autocomplete SystemVideoPremium
Solution49.9%Hard
Data Stream, Depth-First Search +5· 12 companies
703. Kth Largest Element in a StreamVideo
Solution61.4%Easy
Binary Search Tree, Binary Tree +4· 11 companies
901. Online Stock SpanVideo
Solution69.5%Medium
Data Stream, Design +2· 7 companies
933. Number of Recent CallsVideo
Solution78.9%Easy
Data Stream, Design +1· 9 companies
1032. Stream of CharactersVideo
Solution52.8%Hard
Array, Data Stream +3· 4 companies
1352. Product of the Last K NumbersVideo
Solution62.9%Medium
Array, Data Stream +3· 11 companies
1429. First Unique NumberVideoPremium
Solution57.8%Medium
Array, Data Stream +3· 5 companies
1472. Design Browser HistoryVideo
Solution78.3%Medium
Array, Data Stream +4· 13 companies
1500. Design a File Sharing SystemVideoPremium
Solution41.7%Medium
Data Stream, Design +3· 1 company
1656. Design an Ordered StreamVideo
Solution82.6%Easy
Array, Data Stream +2· 3 companies
1670. Design Front Middle Back QueueVideo
Solution59.1%Medium
Array, Data Stream +3· 3 companies
1825. Finding MK AverageVideo
Solution38.7%Hard
Data Stream, Design +3· 1 company
2034. Stock Price Fluctuation Video
Solution49.1%Medium
Data Stream, Design +3· 6 companies
2102. Sequentially Ordinal Rank TrackerVideo
Solution61.5%Hard
Data Stream, Design +2· 1 company
2526. Find Consecutive Integers from a Data StreamVideo
Solution51.5%Medium
Counting, Data Stream +3· 1 company
3829. Design Ride Sharing SystemVideo
Solution62.6%Medium
Data Stream, Design +2· 1 company
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