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2,093 problems

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Array1,196 Hash Table465 String434 Greedy327 Math327 Dynamic Programming324 Sorting300 Depth-First Search208 Binary Search187 Breadth-First Search165 Matrix163 Tree157 Prefix Sum153 Two Pointers148 Database135 All topics

Medium · With video · 2,093 results

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TitleSolutionAcceptDifficultyTopics

3694. Distinct Points Reachable After Substring RemovalVideo

Solution53.9%Medium

Hash Table, Prefix Sum +2

3698. Split Array With Minimum DifferenceVideo

Solution33.6%Medium

Array, Prefix Sum· 1 company

3702. Longest Subsequence With Non-Zero Bitwise XORVideo

Solution55.1%Medium

Array, Bit Manipulation

3703. Remove K-Balanced SubstringsVideo

Solution33.1%Medium

Simulation, Stack +1· 2 companies

3705. Find Golden Hour CustomersVideo

Solution36.5%Medium

–

3706. Maximum Distance Between Unequal Words in Array IIVideoPremium

Solution72.1%Medium

3708. Longest Fibonacci SubarrayVideo

Solution68.5%Medium

3709. Design Exam Scores TrackerVideo

Solution44.0%Medium

Array, Binary Search +2· 1 company

3711. Maximum Transactions Without Negative BalanceVideoPremium

Solution46.1%Medium

Array, Greedy +1· 1 company

3713. Longest Balanced Substring IVideo

Solution69.1%Medium

Counting, Enumeration +2· 4 companies

3714. Longest Balanced Substring IIVideo

Solution42.0%Medium

Hash Table, Prefix Sum +1· 6 companies

3716. Find Churn Risk CustomersVideo

Solution49.9%Medium

–

3719. Longest Balanced Subarray IVideo

Solution65.6%Medium

Array, Divide and Conquer +3· 4 companies

3720. Lexicographically Smallest Permutation Greater Than TargetVideo

Solution48.2%Medium

Counting, Enumeration +3· 2 companies

3722. Lexicographically Smallest String After ReverseVideo

Solution53.9%Medium

Binary Search, Enumeration +1

3723. Maximize Sum of Squares of DigitsVideo

Solution71.2%Medium

Greedy, Math· 1 company

3724. Minimum Operations to Transform ArrayVideo

Solution39.5%Medium

3727. Maximum Alternating Sum of SquaresVideo

Solution75.7%Medium

Array, Greedy +1

3728. Stable Subarrays With Equal Boundary and Interior SumVideo

Solution26.6%Medium

Array, Hash Table +1· 2 companies

3730. Maximum Calories Burnt from JumpsVideoPremium

Solution72.8%Medium

Array, Greedy +2· 1 company

3732. Maximum Product of Three Elements After One ReplacementVideo

Solution47.8%Medium

Array, Greedy +2· 2 companies

3733. Minimum Time to Complete All DeliveriesVideo

–35.4%Medium

Binary Search, Math· 2 companies

3737. Count Subarrays With Majority Element IVideo

Solution75.7%Medium

Array, Counting +5· 5 companies

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

3744. Find Kth Character in Expanded StringVideoPremium

Solution56.4%Medium

3746. Minimum String Length After Balanced RemovalsVideo

Solution77.6%Medium

Counting, Stack +1

3747. Count Distinct Integers After Removing ZerosVideo

Solution23.1%Medium

Dynamic Programming, Math· 1 company

3751. Total Waviness of Numbers in Range IVideo

Solution86.9%Medium

Dynamic Programming, Enumeration +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

3756. Concatenate Non-Zero Digits and Multiply by Sum IIVideo

Solution42.7%Medium

Math, Prefix Sum +1· 3 companies

3758. Convert Number Words to DigitsVideoPremium

Solution67.7%Medium

3759. Count Elements With at Least K Greater ValuesVideo

Solution31.9%Medium

Array, Binary Search +3

3760. Maximum Substrings With Distinct StartVideo

Solution90.4%Medium

Hash Table, String

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

3765. Complete Prime NumberVideo

Solution36.2%Medium

Enumeration, Math +1

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

3775. Reverse Words With Same Vowel CountVideo

Solution66.6%Medium

Simulation, String +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

Showing 1,901–1,950 of 2,093