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301 problems

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Array301Database212Hash Table116String116Depth-First Search78Math78Dynamic Programming76Sorting64Tree63Breadth-First Search53Greedy52Binary Search50Binary Tree48Two Pointers40Matrix39All topics

Premium · 301 results

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TitleSolutionAcceptDifficultyTopics
505. The Maze IIVideoPremium
Solution55.0%Medium
Array, Breadth-First Search +5· 5 companies
527. Word AbbreviationVideoPremium
Solution62.7%Hard
Array, Greedy +3· 4 companies
531. Lonely Pixel IVideoPremium
Solution62.3%Medium
Array, Hash Table +1· 1 company
533. Lonely Pixel IIVideoPremium
Solution48.7%Medium
Array, Hash Table +1· 1 company
548. Split Array with Equal SumVideoPremium
Solution50.1%Hard
Array, Hash Table +1· 1 company
555. Split Concatenated StringsVideoPremium
Solution43.4%Medium
Array, Greedy +1· 1 company
562. Longest Line of Consecutive One in MatrixVideoPremium
Solution50.5%Medium
Array, Dynamic Programming +1· 1 company
568. Maximum Vacation DaysVideoPremium
Solution46.7%Hard
Array, Dynamic Programming +1· 3 companies
573. Squirrel SimulationVideoPremium
Solution57.1%Medium
Array, Math· 1 company
582. Kill ProcessVideoPremium
Solution70.4%Medium
Array, Breadth-First Search +3· 4 companies
604. Design Compressed String IteratorVideoPremium
Solution40.5%Easy
Array, Design +2· 1 company
616. Add Bold Tag in StringVideoPremium
Solution51.4%Medium
Array, Hash Table +3· 4 companies
631. Design Excel Sum FormulaVideoPremium
–39.3%Hard
Array, Design +3· 9 companies
644. Maximum Average Subarray IIVideoPremium
Solution37.7%Hard
Array, Binary Search +1· 1 company
656. Coin PathVideoPremium
Solution34.2%Hard
Array, Dynamic Programming· 1 company
666. Path Sum IVVideoPremium
Solution62.5%Medium
Array, Binary Tree +3· 1 company
683. K Empty SlotsVideoPremium
Solution38.0%Hard
Array, Binary Indexed Tree +6· 1 company
702. Search in a Sorted Array of Unknown SizeVideoPremium
Solution73.1%Medium
Array, Binary Search +1· 1 company
723. Candy CrushVideoPremium
Solution77.6%Medium
Array, Matrix +2· 11 companies
734. Sentence SimilarityVideoPremium
Solution44.5%Easy
Array, Hash Table +1· 1 company
737. Sentence Similarity IIVideoPremium
Solution51.2%Medium
Array, Breadth-First Search +4· 4 companies
750. Number Of Corner RectanglesVideoPremium
Solution67.8%Medium
Array, Dynamic Programming +2· 1 company
755. Pour WaterVideoPremium
Solution49.1%Medium
Array, Simulation· 2 companies
758. Bold Words in StringVideoPremium
Solution53.2%Medium
Array, Hash Table +3· 1 company
759. Employee Free TimeVideoPremium
Solution72.9%Hard
Array, Heap (Priority Queue) +1· 12 companies
760. Find Anagram MappingsVideoPremium
Solution83.8%Easy
Array, Hash Table· 1 company
774. Minimize Max Distance to Gas StationVideoPremium
Solution53.9%Hard
Array, Binary Search· 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
1060. Missing Element in Sorted ArrayVideoPremium
Solution59.7%Medium
Array, Binary Search· 4 companies
1063. Number of Valid SubarraysVideoPremium
Solution79.9%Hard
Array, Monotonic Stack +1· 1 company
1064. Fixed PointVideoPremium
Solution64.1%Easy
Array, Binary Search· 1 company
1065. Index Pairs of a StringVideoPremium
Solution68.6%Easy
Array, Sorting +2· 1 company
1066. Campus Bikes IIVideoPremium
Solution55.9%Medium
Array, Backtracking +3· 1 company
1085. Sum of Digits in the Minimum NumberVideoPremium
Solution76.6%Easy
Array, Math· 1 company
1086. High FiveVideoPremium
Solution74.5%Easy
Array, Hash Table +2· 2 companies
1099. Two Sum Less Than KVideoPremium
Solution61.9%Easy
Array, Binary Search +2· 1 company
1101. The Earliest Moment When Everyone Become FriendsVideoPremium
Solution66.0%Medium
Array, Sorting +1· 3 companies
1102. Path With Maximum Minimum ValueVideoPremium
Solution54.6%Medium
Array, Binary Search +5· 3 companies
1121. Divide Array Into Increasing SequencesVideoPremium
Solution65.4%Hard
Array, Counting· 1 company
1133. Largest Unique NumberVideoPremium
Solution71.3%Easy
Array, Hash Table +1· 1 company
1150. Check If a Number Is Majority Element in a Sorted ArrayVideoPremium
Solution59.9%Easy
Array, Binary Search· 1 company
1151. Minimum Swaps to Group All 1's TogetherVideoPremium
Solution61.2%Medium
Array, Sliding Window· 3 companies
1152. Analyze User Website Visit PatternVideoPremium
Solution44.3%Medium
Array, Hash Table +1· 5 companies
1167. Minimum Cost to Connect SticksVideoPremium
Solution71.8%Medium
Array, Greedy +1· 5 companies
1176. Diet Plan PerformanceVideoPremium
Solution55.9%Easy
Array, Sliding Window· 1 company
1181. Before and After PuzzleVideoPremium
Solution51.8%Medium
Array, Hash Table +2· 1 company
1182. Shortest Distance to Target ColorVideoPremium
Solution56.5%Medium
Array, Binary Search +1· 1 company
1196. How Many Apples Can You Put into the BasketVideoPremium
Solution67.0%Easy
Array, Greedy +1· 1 company
1198. Find Smallest Common Element in All RowsVideoPremium
Solution76.5%Medium
Array, Binary Search +3· 2 companies
Showing 51–100 of 301