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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

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TitleSolutionAcceptDifficultyTopics

1851. Minimum Interval to Include Each QueryVideo

Solution55.4%Hard

Array, Binary Search +3· 3 companies

1852. Distinct Numbers in Each SubarrayVideoPremium

Solution77.3%Medium

Array, Hash Table +1· 1 company

1853. Convert Date FormatVideoPremium

Solution84.6%Easy

1854. Maximum Population YearVideo

Solution64.4%Easy

Array, Counting +1· 7 companies

1855. Maximum Distance Between a Pair of ValuesVideo

Solution61.3%Medium

Array, Binary Search +1· 2 companies

1856. Maximum Subarray Min-ProductVideo

Solution40.7%Medium

Array, Monotonic Stack +2· 3 companies

1857. Largest Color Value in a Directed GraphVideo

Solution57.3%Hard

Counting, Dynamic Programming +4· 5 companies

1858. Longest Word With All PrefixesVideoPremium

Solution73.1%Medium

Depth-First Search, Trie· 1 company

1859. Sorting the SentenceVideo

Solution84.1%Easy

Sorting, String· 3 companies

1860. Incremental Memory LeakVideo

Solution73.0%Medium

Math, Simulation· 1 company

1861. Rotating the BoxVideo

Solution82.4%Medium

Array, Matrix +1· 10 companies

1862. Sum of Floored PairsVideo

Solution31.4%Hard

Array, Binary Search +2

1863. Sum of All Subset XOR TotalsVideo

Solution90.1%Easy

Array, Backtracking +4· 5 companies

1864. Minimum Number of Swaps to Make the Binary String AlternatingVideo

Solution44.1%Medium

Greedy, String· 2 companies

1865. Finding Pairs With a Certain SumVideo

Solution61.6%Medium

Array, Design +1· 8 companies

1866. Number of Ways to Rearrange Sticks With K Sticks VisibleVideo

Solution62.7%Hard

Combinatorics, Dynamic Programming +1· 1 company

1867. Orders With Maximum Quantity Above AverageVideoPremium

Solution70.9%Medium

1868. Product of Two Run-Length Encoded ArraysVideoPremium

Solution59.6%Medium

Array, Two Pointers· 2 companies

1869. Longer Contiguous Segments of Ones than ZerosVideo

Solution62.4%Easy

1870. Minimum Speed to Arrive on TimeVideo

Solution48.3%Medium

Array, Binary Search· 2 companies

1871. Jump Game VIIVideo

Solution35.4%Medium

Dynamic Programming, Prefix Sum +2· 4 companies

1872. Stone Game VIIIVideo

Solution75.2%Hard

Array, Dynamic Programming +3· 1 company

1873. Calculate Special BonusVideo

Solution57.5%Easy

Database· 1 company

1874. Minimize Product Sum of Two ArraysVideoPremium

Solution89.5%Medium

Array, Greedy +1· 1 company

1875. Group Employees of the Same SalaryVideoPremium

Solution65.2%Medium

Database· 1 company

1876. Substrings of Size Three with Distinct CharactersVideo

Solution77.3%Easy

Counting, Hash Table +2· 5 companies

1877. Minimize Maximum Pair Sum in ArrayVideo

Solution83.3%Medium

Array, Greedy +2· 6 companies

1878. Get Biggest Three Rhombus Sums in a GridVideo

Solution71.4%Medium

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

1879. Minimum XOR Sum of Two ArraysVideo

Solution52.0%Hard

Array, Bit Manipulation +2· 1 company

1880. Check if Word Equals Summation of Two WordsVideo

Solution75.2%Easy

1881. Maximum Value after InsertionVideo

Solution39.3%Medium

Greedy, String· 1 company

1882. Process Tasks Using ServersVideo

Solution42.0%Medium

Array, Heap (Priority Queue)· 4 companies

1883. Minimum Skips to Arrive at Meeting On TimeVideo

Solution38.9%Hard

Array, Dynamic Programming· 1 company

1884. Egg Drop With 2 Eggs and N FloorsVideo

Solution74.6%Medium

Dynamic Programming, Math· 2 companies

1885. Count Pairs in Two ArraysVideoPremium

Solution60.5%Medium

Array, Binary Search +2· 2 companies

1886. Determine Whether Matrix Can Be Obtained By RotationVideo

Solution68.2%Easy

Array, Matrix· 4 companies

1887. Reduction Operations to Make the Array Elements EqualVideo

Solution72.7%Medium

Array, Sorting· 1 company

1888. Minimum Number of Flips to Make the Binary String AlternatingVideo

Solution53.5%Medium

Dynamic Programming, Greedy +2· 5 companies

1889. Minimum Space Wasted From PackagingVideo

Solution33.6%Hard

Array, Binary Search +2· 3 companies

1890. The Latest Login in 2020Video

Solution77.4%Easy

Database· 1 company

1891. Cutting RibbonsVideoPremium

Solution53.0%Medium

Array, Binary Search· 2 companies

1892. Page Recommendations IIVideoPremium

Solution46.0%Hard

Database· 1 company

1893. Check if All the Integers in a Range Are CoveredVideo

Solution51.4%Easy

Array, Hash Table +1· 3 companies

1894. Find the Student that Will Replace the ChalkVideo

Solution53.2%Medium

Array, Binary Search +2· 2 companies

1895. Largest Magic SquareVideo

Solution75.3%Medium

Array, Matrix +1· 3 companies

1896. Minimum Cost to Change the Final Value of ExpressionVideo

Solution50.0%Hard

Dynamic Programming, Math +2· 1 company

1897. Redistribute Characters to Make All Strings EqualVideo

Solution67.0%Easy

Counting, Hash Table +1· 1 company

1898. Maximum Number of Removable CharactersVideo

Solution47.6%Medium

Array, Binary Search +2· 3 companies

1899. Merge Triplets to Form Target TripletVideo

Solution69.5%Medium

Array, Greedy· 1 company

1900. The Earliest and Latest Rounds Where Players CompeteVideo

Solution72.1%Hard

Dynamic Programming, Memoization· 4 companies

Showing 1,851–1,900 of 4,009