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464 problems

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Array194Database104Hash Table83String71Depth-First Search57Dynamic Programming49Tree48Math45Sorting43Breadth-First Search40Greedy40Binary Tree38Binary Search31Two Pointers29Matrix28All topics

Medium · Premium · 464 results

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TitleSolutionAcceptDifficultyTopics
3308. Find Top Performing DriverVideoPremium
Solution49.0%Medium
Database
3322. Premier League Table Ranking IIIVideoPremium
Solution70.6%Medium
Database
3323. Minimize Connected Groups by Inserting IntervalVideoPremium
Solution50.3%Medium
Array, Binary Search +2· 1 company
3328. Find Cities in Each State IIVideoPremium
Solution66.6%Medium
Database
3338. Second Highest Salary IIVideoPremium
Solution86.4%Medium
Database
3339. Find the Number of K-Even ArraysVideoPremium
Solution61.3%Medium
Dynamic Programming
3344. Maximum Sized ArrayVideoPremium
Solution51.4%Medium
Binary Search, Bit Manipulation
3391. Design a 3D Binary Matrix with Efficient Layer TrackingVideoPremium
Solution66.1%Medium
Array, Design +4· 1 company
3400. Maximum Number of Matching Indices After Right ShiftsVideoPremium
Solution85.3%Medium
Array, Simulation +1
3422. Minimum Operations to Make Subarray Elements EqualPremium
Solution46.8%Medium
Array, Hash Table +3
3431. Minimum Unlocked Indices to Sort NumsPremium
Solution57.6%Medium
Array, Hash Table
3437. Permutations IIIPremium
Solution86.2%Medium
Array, Backtracking· 1 company
3460. Longest Common Prefix After at Most One RemovalPremium
Solution68.3%Medium
String, Two Pointers
3466. Maximum Coin Collection VideoPremium
Solution52.8%Medium
Array, Dynamic Programming· 1 company
3476. Maximize Profit from Task AssignmentVideoPremium
Solution65.9%Medium
Array, Greedy +2
3481. Apply SubstitutionsVideoPremium
Solution78.0%Medium
Array, Breadth-First Search +5· 1 company
3496. Maximize Score After Pair DeletionsPremium
Solution52.5%Medium
Array, Greedy· 1 company
3511. Make a Positive ArrayPremium
Solution36.9%Medium
Array, Greedy +1· 1 company
3520. Minimum Threshold for Inversion Pairs CountPremium
–56.3%Medium
Array, Binary Indexed Tree +2
3535. Unit Conversion IIVideoPremium
Solution61.5%Medium
Array, Breadth-First Search +3· 1 company
3540. Minimum Time to Visit All HousesVideoPremium
–69.9%Medium
Array, Prefix Sum· 1 company
3555. Smallest Subarray to Sort in Every Sliding WindowVideoPremium
Solution58.8%Medium
Array, Greedy +4
3565. Sequential Grid Path CoverVideoPremium
Solution59.5%Medium
Array, Matrix +1
3595. Once TwicePremium
–76.1%Medium
Array, Bit Manipulation
3596. Minimum Cost Path with Alternating Directions IVideoPremium
Solution68.6%Medium
Brainteaser, Math
3610. Minimum Number of Primes to Sum to TargetVideoPremium
Solution59.8%Medium
Array, Dynamic Programming +2· 1 company
3616. Number of Student ReplacementsVideoPremium
Solution85.1%Medium
Array, Simulation
3631. Sort Threats by Severity and ExploitabilityVideoPremium
Solution63.3%Medium
Array, Sorting
3641. Longest Semi-Repeating SubarrayVideoPremium
Solution63.9%Medium
Array, Hash Table +1
3647. Maximum Weight in Two BagsPremium
Solution58.3%Medium
Array, Dynamic Programming
3656. Determine if a Simple Graph ExistsPremium
–47.5%Medium
Array, Binary Search +3
3672. Sum of Weighted Modes in SubarraysPremium
Solution54.3%Medium
Array, Counting +3
3682. Minimum Index Sum of Common ElementsPremium
Solution77.5%Medium
Array, Hash Table
3706. Maximum Distance Between Unequal Words in Array IIVideoPremium
Solution72.1%Medium
Array, String
3711. Maximum Transactions Without Negative BalanceVideoPremium
Solution46.1%Medium
Array, Greedy +1· 1 company
3717. Minimum Operations to Make the Array BeautifulPremium
Solution36.9%Medium
Array, Dynamic Programming
3730. Maximum Calories Burnt from JumpsVideoPremium
Solution72.8%Medium
Array, Greedy +2· 1 company
3744. Find Kth Character in Expanded StringVideoPremium
Solution56.4%Medium
String
3758. Convert Number Words to DigitsVideoPremium
Solution67.7%Medium
String, Trie
3763. Maximum Total Sum with Threshold ConstraintsVideoPremium
Solution82.4%Medium
Array, Greedy +2
3773. Maximum Number of Equal Length RunsPremium
Solution82.8%Medium
Counting, Hash Table +1
3778. Minimum Distance Excluding One Maximum Weighted EdgePremium
Solution47.4%Medium
–
3787. Find Diameter Endpoints of a TreePremium
Solution65.9%Medium
Breadth-First Search, Graph +1· 1 company
3792. Sum of Increasing Product BlocksPremium
Solution69.0%Medium
Math, Simulation
3807. Minimum Cost to Repair Edges to Traverse a GraphVideoPremium
Solution55.6%Medium
Binary Search, Breadth-First Search +1
3817. Good Indices in a Digit StringVideoPremium
Solution85.3%Medium
Math, String
3822. Design Order Management SystemVideoPremium
Solution79.0%Medium
Design, Hash Table· 1 company
3831. Median of a Binary Search Tree LevelVideoPremium
Solution86.4%Medium
Binary Search Tree, Binary Tree +3
3837. Delayed Count of Equal ElementsPremium
Solution77.7%Medium
Array, Counting +1· 1 company
3846. Total Distance to Type a String Using One FingerVideoPremium
Solution89.9%Medium
Hash Table, String
Showing 401–450 of 464