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Problems

248 problems

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Prefix SumArray2,209String870Hash Table786Math682Dynamic Programming666Sorting504Greedy480Binary Search352Depth-First Search335Database303Bit Manipulation283Matrix278Tree261Breadth-First Search255Two Pointers249All topics

With video · 248 results

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TitleSolutionAcceptDifficultyTopics
2222. Number of Ways to Select BuildingsVideo
Solution50.8%Medium
Dynamic Programming, Prefix Sum +1· 3 companies
2237. Count Positions on Street With Required BrightnessVideoPremium
Solution62.4%Medium
Array, Prefix Sum· 1 company
2245. Maximum Trailing Zeros in a Cornered PathVideo
Solution38.2%Medium
Array, Matrix +1
2251. Number of Flowers in Full BloomVideo
Solution57.8%Hard
Array, Binary Search +4· 7 companies
2256. Minimum Average DifferenceVideo
Solution43.8%Medium
Array, Prefix Sum· 2 companies
2270. Number of Ways to Split ArrayVideo
Solution55.9%Medium
Array, Prefix Sum· 7 companies
2271. Maximum White Tiles Covered by a CarpetVideo
Solution36.3%Medium
Array, Binary Search +3· 3 companies
2281. Sum of Total Strength of WizardsVideo
Solution29.8%Hard
Array, Monotonic Stack +2· 1 company
2302. Count Subarrays With Score Less Than KVideo
Solution62.3%Hard
Array, Binary Search +2· 5 companies
2381. Shifting Letters IIVideo
Solution53.6%Medium
Array, Prefix Sum +1· 5 companies
2382. Maximum Segment Sum After RemovalsVideo
Solution50.1%Hard
Array, Ordered Set +2· 2 companies
2389. Longest Subsequence With Limited SumVideo
Solution73.5%Easy
Array, Binary Search +3· 4 companies
2391. Minimum Amount of Time to Collect GarbageVideo
Solution85.2%Medium
Array, Prefix Sum +1· 2 companies
2398. Maximum Number of Robots Within BudgetVideo
Solution38.8%Hard
Array, Binary Search +5· 2 companies
2406. Divide Intervals Into Minimum Number of GroupsVideo
Solution63.7%Medium
Array, Greedy +4· 7 companies
2420. Find All Good IndicesVideo
Solution41.4%Medium
Array, Dynamic Programming +1· 1 company
2428. Maximum Sum of an HourglassVideo
Solution77.1%Medium
Array, Matrix +1· 1 company
2438. Range Product Queries of PowersVideo
Solution61.4%Medium
Array, Bit Manipulation +1· 5 companies
2439. Minimize Maximum of ArrayVideo
Solution46.4%Medium
Array, Binary Search +3· 5 companies
2448. Minimum Cost to Make Array EqualVideo
Solution46.7%Hard
Array, Binary Search +3· 6 companies
2483. Minimum Penalty for a ShopVideo
Solution71.2%Medium
Prefix Sum, String· 6 companies
2485. Find the Pivot IntegerVideo
Solution83.8%Easy
Math, Prefix Sum· 3 companies
2488. Count Subarrays With Median KVideo
Solution49.1%Hard
Array, Hash Table +1· 3 companies
2489. Number of Substrings With Fixed RatioVideoPremium
Solution56.0%Medium
Hash Table, Math +2· 1 company
2528. Maximize the Minimum Powered CityVideo
Solution61.8%Hard
Array, Binary Search +4· 2 companies
2536. Increment Submatrices by OneVideo
Solution73.8%Medium
Array, Matrix +1· 3 companies
2552. Count Increasing QuadrupletsVideo
Solution34.6%Hard
Array, Binary Indexed Tree +3· 2 companies
2559. Count Vowel Strings in RangesVideo
Solution67.8%Medium
Array, Prefix Sum +1· 9 companies
2574. Left and Right Sum DifferencesVideo
Solution89.5%Easy
Array, Prefix Sum· 4 companies
2587. Rearrange Array to Maximize Prefix ScoreVideo
Solution43.2%Medium
Array, Greedy +2· 3 companies
2588. Count the Number of Beautiful SubarraysVideo
Solution54.7%Medium
Array, Bit Manipulation +2
2602. Minimum Operations to Make All Array Elements EqualVideo
Solution38.7%Medium
Array, Binary Search +2· 3 companies
2615. Sum of DistancesVideo
Solution50.2%Medium
Array, Hash Table +1· 5 companies
2640. Find the Score of All Prefixes of an ArrayVideo
Solution72.9%Medium
Array, Prefix Sum· 1 company
2680. Maximum ORVideo
Solution43.5%Medium
Array, Bit Manipulation +2· 5 companies
2681. Power of HeroesVideo
Solution31.4%Hard
Array, Dynamic Programming +3
2731. Movement of RobotsVideo
Solution28.1%Medium
Array, Brainteaser +2· 3 companies
2772. Apply Operations to Make All Array Elements Equal to ZeroVideo
Solution33.5%Medium
Array, Prefix Sum· 2 companies
2838. Maximum Coins Heroes Can CollectVideoPremium
Solution68.7%Medium
Array, Binary Search +3· 1 company
2845. Count of Interesting SubarraysVideo
Solution58.0%Medium
Array, Hash Table +1· 4 companies
2848. Points That Intersect With CarsVideo
Solution73.4%Easy
Array, Hash Table +1· 1 company
2875. Minimum Size Subarray in Infinite ArrayVideo
Solution32.1%Medium
Array, Hash Table +2· 1 company
2906. Construct Product MatrixVideo
Solution51.7%Medium
Array, Matrix +1· 4 companies
2947. Count Beautiful Substrings IVideo
Solution60.9%Medium
Enumeration, Hash Table +4· 1 company
2949. Count Beautiful Substrings IIVideo
Solution27.5%Hard
Hash Table, Math +3· 1 company
2950. Number of Divisible SubstringsVideoPremium
Solution74.6%Medium
Counting, Hash Table +2· 4 companies
2955. Number of Same-End SubstringsVideoPremium
Solution60.6%Medium
Array, Counting +3· 2 companies
2968. Apply Operations to Maximize Frequency ScoreVideo
Solution39.3%Hard
Array, Binary Search +3· 3 companies
2971. Find Polygon With the Largest PerimeterVideo
Solution65.7%Medium
Array, Greedy +2· 1 company
2983. Palindrome Rearrangement QueriesVideo
Solution24.4%Hard
Hash Table, Prefix Sum +1
Showing 101–150 of 248