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Problems

2,093 problems

Has videoPremium onlyReset
Array1,196Hash Table465String434Greedy327Math327Dynamic Programming324Sorting300Depth-First Search208Binary Search187Breadth-First Search165Matrix163Tree157Prefix Sum153Two Pointers148Database135All topics

Medium · With video · 2,093 results

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TitleSolutionAcceptDifficultyTopics
3494. Find the Minimum Amount of Time to Brew PotionsVideo
Solution62.7%Medium
Array, Prefix Sum +1· 6 companies
3497. Analyze Subscription Conversion Video
Solution71.4%Medium
Database· 1 company
3499. Maximize Active Section with Trade IVideo
Solution60.9%Medium
Enumeration, String· 1 company
3503. Longest Palindrome After Substring Concatenation IVideo
Solution43.8%Medium
Dynamic Programming, Enumeration +2· 2 companies
3508. Implement RouterVideo
Solution39.1%Medium
Array, Binary Search +4· 4 companies
3513. Number of Unique XOR Triplets IVideo
Solution57.2%Medium
Array, Bit Manipulation +1· 1 company
3514. Number of Unique XOR Triplets IIVideo
Solution52.9%Medium
Array, Bit Manipulation +2· 1 company
3517. Smallest Palindromic Rearrangement IVideo
Solution74.5%Medium
Counting Sort, Sorting +1· 3 companies
3521. Find Product Recommendation PairsVideo
–64.0%Medium
Database· 2 companies
3522. Calculate Score After Performing InstructionsVideo
Solution57.0%Medium
Array, Hash Table +2· 1 company
3523. Make Array Non-decreasingVideo
Solution57.5%Medium
Array, Greedy +2· 1 company
3524. Find X Value of Array IVideo
Solution66.5%Medium
Array, Dynamic Programming +1· 1 company
3527. Find the Most Common ResponseVideo
Solution74.0%Medium
Array, Counting +2· 1 company
3528. Unit Conversion IVideo
Solution53.3%Medium
Breadth-First Search, Depth-First Search +1· 1 company
3529. Count Cells in Overlapping Horizontal and Vertical SubstringsVideo
–27.7%Medium
Array, Hash Function +4· 1 company
3531. Count Covered BuildingsVideo
Solution58.8%Medium
Array, Hash Table +1· 2 companies
3532. Path Existence Queries in a Graph IVideo
Solution70.6%Medium
Array, Binary Search +3· 5 companies
3535. Unit Conversion IIVideoPremium
Solution61.5%Medium
Array, Breadth-First Search +3· 1 company
3537. Fill a Special GridVideo
Solution70.8%Medium
Array, Divide and Conquer +1· 1 company
3540. Minimum Time to Visit All HousesVideoPremium
–69.9%Medium
Array, Prefix Sum· 1 company
3542. Minimum Operations to Convert All Elements to ZeroVideo
Solution53.0%Medium
Array, Greedy +3· 4 companies
3543. Maximum Weighted K-Edge PathVideo
–20.5%Medium
Dynamic Programming, Graph +1
3546. Equal Sum Grid Partition IVideo
Solution52.9%Medium
Array, Enumeration +2· 4 companies
3551. Minimum Swaps to Sort by Digit SumVideo
Solution67.2%Medium
Array, Hash Table +1· 1 company
3552. Grid Teleportation TraversalVideo
Solution24.0%Medium
Array, Breadth-First Search +2· 3 companies
3555. Smallest Subarray to Sort in Every Sliding WindowVideoPremium
Solution58.8%Medium
Array, Greedy +4
3556. Sum of Largest Prime SubstringsVideo
Solution37.9%Medium
Hash Table, Math +3· 1 company
3557. Find Maximum Number of Non Intersecting SubstringsVideo
–31.1%Medium
Dynamic Programming, Greedy +2· 1 company
3558. Number of Ways to Assign Edge Weights IVideo
Solution63.7%Medium
Depth-First Search, Math +1· 2 companies
3561. Resulting String After Adjacent RemovalsVideo
Solution56.5%Medium
Simulation, Stack +1· 1 company
3564. Seasonal Sales AnalysisVideo
Solution64.9%Medium
Database
3565. Sequential Grid Path CoverVideoPremium
Solution59.5%Medium
Array, Matrix +1
3566. Partition Array into Two Equal Product SubsetsVideo
Solution35.1%Medium
Array, Bit Manipulation +2· 1 company
3567. Minimum Absolute Difference in Sliding SubmatrixVideo
Solution78.3%Medium
Array, Matrix +1· 2 companies
3568. Minimum Moves to Clean the ClassroomVideo
Solution58.7%Medium
Array, Bit Manipulation +3· 1 company
3572. Maximize Y‑Sum by Picking a Triplet of Distinct X‑ValuesVideo
Solution62.7%Medium
Array, Greedy +3· 1 company
3573. Best Time to Buy and Sell Stock VVideo
Solution60.1%Medium
Array, Dynamic Programming· 3 companies
3576. Transform Array to All Equal ElementsVideo
Solution33.1%Medium
Array, Greedy· 3 companies
3577. Count the Number of Computer Unlocking PermutationsVideo
Solution59.0%Medium
Array, Brainteaser +2· 3 companies
3578. Count Partitions With Max-Min Difference at Most KVideo
Solution58.2%Medium
Array, Dynamic Programming +4· 4 companies
3580. Find Consistently Improving EmployeesVideo
Solution59.6%Medium
Database
3583. Count Special TripletsVideo
Solution47.1%Medium
Array, Counting +1· 3 companies
3584. Maximum Product of First and Last Elements of a SubsequenceVideo
Solution31.9%Medium
Array, Two Pointers· 1 company
3586. Find COVID Recovery PatientsVideo
Solution46.1%Medium
Database· 1 company
3587. Minimum Adjacent Swaps to Alternate ParityVideo
Solution42.3%Medium
Array, Greedy
3588. Find Maximum Area of a TriangleVideo
Solution29.8%Medium
Array, Enumeration +4· 2 companies
3589. Count Prime-Gap Balanced SubarraysVideo
–23.7%Medium
Array, Math +4· 1 company
3592. Inverse Coin ChangeVideo
–52.2%Medium
Array, Dynamic Programming· 2 companies
3593. Minimum Increments to Equalize Leaf PathsVideo
–41.2%Medium
Array, Depth-First Search +2· 2 companies
3596. Minimum Cost Path with Alternating Directions IVideoPremium
Solution68.6%Medium
Brainteaser, Math
Showing 1,801–1,850 of 2,093