Skip to content

For employers Sign in

Make and follow sheets.Sign in

Problems

1,212 problems

Has video Premium only Reset

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 · 1,212 results

Sign in to see which of these you have solved.Sign in

TitleSolutionAcceptDifficultyTopics

3738. Longest Non-Decreasing Subarray After Replacing at Most One ElementVideo

Solution23.5%Medium

Array, Dynamic Programming· 1 company

3741. Minimum Distance Between Three Equal Elements IIVideo

Solution74.3%Medium

Array, Hash Table· 3 companies

3742. Maximum Path Score in a GridVideo

Solution53.7%Medium

Array, Dynamic Programming +1· 2 companies

3752. Lexicographically Smallest Negated Permutation that Sums to TargetVideo

–31.5%Medium

Array, Greedy +3· 1 company

3755. Find Maximum Balanced XOR Subarray LengthVideo

Solution50.8%Medium

Array, Bit Manipulation +2

3759. Count Elements With at Least K Greater ValuesVideo

Solution31.9%Medium

Array, Binary Search +3

3761. Minimum Absolute Distance Between Mirror PairsVideo

Solution59.1%Medium

Array, Hash Table +1· 4 companies

3763. Maximum Total Sum with Threshold ConstraintsVideoPremium

Solution82.4%Medium

Array, Greedy +2

3766. Minimum Operations to Make Binary PalindromeVideo

Solution51.2%Medium

Array, Binary Search +2· 1 company

3767. Maximize Points After Choosing K TasksVideo

Solution59.1%Medium

Array, Greedy +2· 1 company

3770. Largest Prime from Consecutive Prime SumVideo

Solution39.0%Medium

Array, Math +1· 2 companies

3771. Total Score of Dungeon RunsVideo

–30.6%Medium

Array, Binary Search +1

3776. Minimum Moves to Balance Circular ArrayVideo

Solution40.2%Medium

Array, Greedy +1· 1 company

3779. Minimum Number of Operations to Have Distinct ElementsVideo

Solution42.1%Medium

Array, Hash Table· 1 company

3780. Maximum Sum of Three Numbers Divisible by ThreeVideo

Solution46.7%Medium

Array, Greedy +2· 1 company

3781. Maximum Score After Binary SwapsVideo

Solution35.0%Medium

Array, Greedy +2· 1 company

3784. Minimum Deletion Cost to Make All Characters EqualVideo

Solution55.0%Medium

Array, Enumeration +2

3788. Maximum Score of a SplitVideo

Solution51.6%Medium

Array, Prefix Sum

3795. Minimum Subarray Length With Distinct Sum At Least KVideo

Solution31.7%Medium

Array, Hash Table +1· 1 company

3796. Find Maximum Value in a Constrained SequenceVideo

–60.7%Medium

Array, Greedy· 2 companies

3799. Word Squares IIVideo

Solution53.8%Medium

Array, Backtracking +3· 1 company

3804. Number of Centered SubarraysVideo

Solution66.5%Medium

Array, Enumeration +1

3805. Count Caesar Cipher PairsVideo

Solution50.7%Medium

Array, Counting +3· 1 company

3809. Best Reachable TowerVideo

Solution55.7%Medium

3810. Minimum Operations to Reach Target ArrayVideo

Solution62.7%Medium

Array, Greedy +1

3811. Number of Alternating XOR PartitionsVideo

Solution27.3%Medium

Array, Bit Manipulation +2

3814. Maximum Capacity Within BudgetVideo

Solution20.7%Medium

Array, Binary Search +2· 2 companies

3818. Minimum Prefix Removal to Make Array Strictly IncreasingVideo

Solution73.7%Medium

Array· 1 company

3819. Rotate Non Negative ElementsVideo

Solution47.9%Medium

Array, Simulation· 1 company

3824. Minimum K to Reduce Array Within LimitVideo

Solution41.1%Medium

Array, Binary Search· 1 company

3825. Longest Strictly Increasing Subsequence With Non-Zero Bitwise ANDVideo

Solution49.5%Medium

Array, Binary Search +2

3828. Final Element After Subarray DeletionsVideo

Solution40.9%Medium

Array, Brainteaser +2· 1 company

3834. Merge Adjacent Equal ElementsVideo

Solution42.6%Medium

Array, Simulation +1

3835. Count Subarrays With Cost Less Than or Equal to KVideo

Solution46.1%Medium

Array, Monotonic Queue +1

3837. Delayed Count of Equal ElementsPremium

Solution77.7%Medium

Array, Counting +1· 1 company

3839. Number of Prefix Connected GroupsVideo

Solution59.9%Medium

Array, Counting +2

3840. House Robber VVideo

Solution53.3%Medium

Array, Dynamic Programming

3843. First Element with Unique FrequencyVideo

Solution69.9%Medium

Array, Counting +1

3847. Find the Score Difference in a GameVideo

Solution71.8%Medium

Array, Simulation

3851. Maximum Requests Without Violating the LimitPremium

Solution64.1%Medium

Array, Greedy +3

3854. Minimum Operations to Make Array Parity AlternatingVideo

Solution17.1%Medium

3858. Minimum Bitwise OR From GridVideo

Solution27.5%Medium

Array, Bit Manipulation +2· 1 company

3860. Unique Email GroupsPremium

Solution84.8%Medium

Array, Hash Table +1

3862. Find the Smallest Balanced IndexVideo

Solution19.2%Medium

Array, Prefix Sum· 2 companies

3865. Reverse K SubarraysPremium

Solution88.6%Medium

Array, Two Pointers

3867. Sum of GCD of Formed PairsVideo

Solution75.1%Medium

Array, Math +3· 1 company

3868. Minimum Cost to Equalize Arrays Using SwapsVideo

Solution48.7%Medium

Array, Counting +2· 2 companies

3872. Longest Arithmetic Sequence After Changing At Most One ElementVideo

Solution21.4%Medium

Array, Enumeration· 1 company

3876. Construct Uniform Parity Array IIVideo

Solution66.3%Medium

Array, Math· 1 company

3877. Minimum Removals to Achieve Target XORVideo

Solution41.2%Medium

Array, Bit Manipulation +1

Showing 1,101–1,150 of 1,212