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4,009 problems

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Array2,209 String870 Hash Table786 Math682 Dynamic Programming666 Sorting504 Greedy480 Binary Search352 Depth-First Search335 Database303 Bit Manipulation283 Matrix278 Tree261 Breadth-First Search255 Two Pointers249 All topics

With video · 4,009 results

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TitleSolutionAcceptDifficultyTopics

1801. Number of Orders in the BacklogVideo

Solution54.9%Medium

Array, Heap (Priority Queue) +1· 4 companies

1802. Maximum Value at a Given Index in a Bounded ArrayVideo

Solution39.0%Medium

Binary Search, Greedy· 4 companies

1803. Count Pairs With XOR in a RangeVideo

Solution46.9%Hard

Array, Bit Manipulation +1· 1 company

1804. Implement Trie II (Prefix Tree)VideoPremium

Solution63.6%Medium

Design, Hash Table +2· 2 companies

1805. Number of Different Integers in a StringVideo

Solution40.2%Easy

Hash Table, String

1806. Minimum Number of Operations to Reinitialize a PermutationVideo

Solution72.9%Medium

Array, Math +1· 1 company

1807. Evaluate the Bracket Pairs of a StringVideo

Solution80.8%Medium

Array, Hash Table +1· 2 companies

1808. Maximize Number of Nice DivisorsVideo

Solution37.3%Hard

Math, Number Theory +1· 1 company

1809. Ad-Free SessionsVideoPremium

Solution58.6%Easy

Database· 1 company

1810. Minimum Path Cost in a Hidden GridVideoPremium

Solution58.7%Medium

Breadth-First Search, Depth-First Search +3· 2 companies

1811. Find Interview CandidatesVideoPremium

Solution60.8%Medium

Database· 1 company

1812. Determine Color of a Chessboard SquareVideo

Solution79.8%Easy

Math, String· 1 company

1813. Sentence Similarity IIIVideo

Solution48.8%Medium

Array, String +1· 4 companies

1814. Count Nice Pairs in an ArrayVideo

Solution48.6%Medium

Array, Counting +2· 6 companies

1815. Maximum Number of Groups Getting Fresh DonutsVideo

Solution41.7%Hard

Array, Bit Manipulation +3· 1 company

1816. Truncate SentenceVideo

Solution86.7%Easy

Array, String· 1 company

1817. Finding the Users Active MinutesVideo

Solution81.0%Medium

Array, Hash Table· 2 companies

1818. Minimum Absolute Sum DifferenceVideo

Solution32.9%Medium

Array, Binary Search +2· 1 company

1819. Number of Different Subsequences GCDsVideo

Solution47.2%Hard

Array, Counting +2· 2 companies

1820. Maximum Number of Accepted InvitationsVideoPremium

Solution52.4%Medium

Array, Depth-First Search +2· 2 companies

1821. Find Customers With Positive Revenue this YearVideoPremium

Solution87.7%Easy

Database· 1 company

1822. Sign of the Product of an ArrayVideo

Solution64.8%Easy

Array, Math· 3 companies

1823. Find the Winner of the Circular GameVideo

Solution82.4%Medium

Array, Math +3· 12 companies

1824. Minimum Sideway JumpsVideo

Solution51.6%Medium

Array, Dynamic Programming +1· 6 companies

1825. Finding MK AverageVideo

Solution38.7%Hard

Data Stream, Design +3· 1 company

1826. Faulty SensorVideoPremium

Solution50.2%Easy

Array, Two Pointers· 1 company

1827. Minimum Operations to Make the Array IncreasingVideo

Solution82.5%Easy

Array, Greedy· 4 companies

1828. Queries on Number of Points Inside a CircleVideo

Solution86.9%Medium

Array, Geometry +1· 2 companies

1829. Maximum XOR for Each QueryVideo

Solution84.7%Medium

Array, Bit Manipulation +1· 2 companies

1830. Minimum Number of Operations to Make String SortedVideo

Solution50.4%Hard

Combinatorics, Math +1· 1 company

1831. Maximum Transaction Each DayVideoPremium

Solution82.1%Medium

1832. Check if the Sentence Is PangramVideo

Solution84.2%Easy

Hash Table, String· 6 companies

1833. Maximum Ice Cream BarsVideo

Solution77.2%Medium

Array, Counting Sort +2· 5 companies

1834. Single-Threaded CPUVideo

Solution48.1%Medium

Array, Heap (Priority Queue) +1· 7 companies

1835. Find XOR Sum of All Pairs Bitwise ANDVideo

Solution62.6%Hard

Array, Bit Manipulation +1· 1 company

1836. Remove Duplicates From an Unsorted Linked ListVideoPremium

Solution75.6%Medium

Hash Table, Linked List· 2 companies

1837. Sum of Digits in Base KVideo

Solution79.2%Easy

Math· 1 company

1838. Frequency of the Most Frequent ElementVideo

Solution45.3%Medium

Array, Binary Search +4· 11 companies

1839. Longest Substring Of All Vowels in OrderVideo

Solution52.3%Medium

Sliding Window, String· 5 companies

1840. Maximum Building HeightVideo

Solution67.1%Hard

Array, Math +1· 6 companies

1841. League StatisticsVideoPremium

Solution53.4%Medium

1842. Next Palindrome Using Same DigitsVideoPremium

Solution54.2%Hard

String, Two Pointers· 1 company

1843. Suspicious Bank AccountsVideoPremium

Solution44.1%Medium

Database· 1 company

1844. Replace All Digits with CharactersVideo

Solution82.7%Easy

String· 1 company

1845. Seat Reservation ManagerVideo

Solution67.1%Medium

Design, Heap (Priority Queue)· 4 companies

1846. Maximum Element After Decreasing and RearrangingVideo

Solution69.2%Medium

Array, Greedy +1· 4 companies

1847. Closest RoomVideo

Solution41.9%Hard

Array, Binary Search +2· 1 company

1848. Minimum Distance to the Target ElementVideo

Solution64.5%Easy

Array· 4 companies

1849. Splitting a String Into Descending Consecutive ValuesVideo

Solution37.5%Medium

Backtracking, String

1850. Minimum Adjacent Swaps to Reach the Kth Smallest NumberVideo

Solution72.0%Medium

Greedy, String +1· 2 companies

Showing 1,801–1,850 of 4,009