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302 problems

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Array1,212 Hash Table473 String437 Math331 Greedy330 Dynamic Programming327 Sorting302 Depth-First Search208 Binary Search189 Breadth-First Search166 Matrix163 Tree158 Prefix Sum155 Two Pointers150 Database137 All topics

Medium · 302 results

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TitleSolutionAcceptDifficultyTopics

846. Hand of StraightsVideo

Solution58.5%Medium

Array, Greedy +2· 6 companies

853. Car FleetVideo

Solution55.5%Medium

Array, Monotonic Stack +2· 11 companies

869. Reordered Power of 2Video

Solution66.0%Medium

Counting, Enumeration +3· 5 companies

870. Advantage ShuffleVideo

Solution55.0%Medium

Array, Greedy +2· 3 companies

881. Boats to Save PeopleVideo

Solution62.7%Medium

Array, Greedy +2· 11 companies

893. Groups of Special-Equivalent StringsVideo

Solution73.5%Medium

Array, Hash Table +2· 1 company

910. Smallest Range IIVideo

Solution38.4%Medium

Array, Greedy +2· 3 companies

912. Sort an ArrayVideo

Solution55.9%Medium

Array, Bucket Sort +6· 12 companies

923. 3Sum With MultiplicityVideo

Solution46.2%Medium

Array, Counting +3· 4 companies

937. Reorder Data in Log FilesVideo

Solution56.6%Medium

Array, Sorting +1· 4 companies

939. Minimum Area RectangleVideo

Solution55.4%Medium

Array, Geometry +3· 8 companies

945. Minimum Increment to Make Array UniqueVideo

Solution60.7%Medium

Array, Counting +2· 7 companies

948. Bag of TokensVideo

Solution59.5%Medium

Array, Greedy +2· 4 companies

950. Reveal Cards In Increasing OrderVideo

Solution83.6%Medium

Array, Queue +2· 4 companies

954. Array of Doubled PairsVideo

Solution39.7%Medium

Array, Greedy +2· 1 company

969. Pancake SortingVideo

Solution71.7%Medium

Array, Greedy +2· 3 companies

973. K Closest Points to OriginVideo

Solution69.4%Medium

Array, Divide and Conquer +5· 17 companies

1029. Two City SchedulingVideo

Solution69.0%Medium

Array, Greedy +1· 5 companies

1040. Moving Stones Until Consecutive IIVideo

Solution59.4%Medium

Array, Math +2· 1 company

1048. Longest String ChainVideo

Solution63.5%Medium

Array, Dynamic Programming +4· 16 companies

1054. Distant BarcodesVideo

Solution49.3%Medium

Array, Counting +4· 2 companies

1057. Campus BikesVideoPremium

Solution58.8%Medium

Array, Greedy +1· 3 companies

1058. Minimize Rounding Error to Meet TargetVideoPremium

Solution45.9%Medium

Array, Greedy +3· 1 company

1090. Largest Values From LabelsVideo

Solution64.7%Medium

Array, Counting +3· 1 company

1094. Car PoolingVideo

Solution56.5%Medium

Array, Heap (Priority Queue) +3· 12 companies

1101. The Earliest Moment When Everyone Become FriendsVideoPremium

Solution66.0%Medium

Array, Sorting +1· 3 companies

1152. Analyze User Website Visit PatternVideoPremium

Solution44.3%Medium

Array, Hash Table +1· 5 companies

1169. Invalid TransactionsVideo

Solution32.7%Medium

Array, Hash Table +2· 7 companies

1170. Compare Strings by Frequency of the Smallest CharacterVideo

Solution63.3%Medium

Array, Binary Search +3· 1 company

1181. Before and After PuzzleVideoPremium

Solution51.8%Medium

Array, Hash Table +2· 1 company

1202. Smallest String With SwapsVideo

Solution61.0%Medium

Array, Breadth-First Search +5· 8 companies

1229. Meeting SchedulerVideoPremium

Solution55.3%Medium

Array, Sorting +1· 11 companies

1244. Design A LeaderboardVideoPremium

Solution67.9%Medium

Design, Hash Table +1· 9 companies

1262. Greatest Sum Divisible by ThreeVideo

Solution57.1%Medium

Array, Dynamic Programming +2· 7 companies

1268. Search Suggestions SystemVideo

Solution65.1%Medium

Array, Binary Search +4· 19 companies

1288. Remove Covered IntervalsVideo

Solution60.1%Medium

Array, Sorting· 5 companies

1296. Divide Array in Sets of K Consecutive NumbersVideo

Solution59.2%Medium

Array, Greedy +2· 2 companies

1300. Sum of Mutated Array Closest to TargetVideo

Solution46.8%Medium

Array, Binary Search +1· 2 companies

1305. All Elements in Two Binary Search TreesVideo

Solution80.5%Medium

Binary Search Tree, Binary Tree +3· 2 companies

1311. Get Watched Videos by Your FriendsVideo

Solution54.2%Medium

Array, Breadth-First Search +3· 3 companies

1329. Sort the Matrix DiagonallyVideo

Solution82.9%Medium

Array, Matrix +1· 4 companies

1333. Filter Restaurants by Vegan-Friendly, Price and DistanceVideo

Solution64.2%Medium

Array, Sorting· 1 company

1338. Reduce Array Size to The HalfVideo

Solution69.5%Medium

Array, Greedy +3· 1 company

1348. Tweet Counts Per FrequencyVideo

Solution46.6%Medium

Binary Search, Design +3· 4 companies

1353. Maximum Number of Events That Can Be AttendedVideo

Solution38.9%Medium

Array, Greedy +2· 16 companies

1366. Rank Teams by VotesVideo

Solution60.1%Medium

Array, Counting +3· 7 companies

1387. Sort Integers by The Power ValueVideo

Solution71.6%Medium

Dynamic Programming, Memoization +1· 2 companies

1418. Display Table of Food Orders in a RestaurantVideo

Solution76.5%Medium

Array, Hash Table +3· 2 companies

1424. Diagonal Traverse IIVideo

Solution58.3%Medium

Array, Heap (Priority Queue) +1· 5 companies

1433. Check If a String Can Break Another StringVideo

Solution70.9%Medium

Greedy, Sorting +1

Showing 51–100 of 302