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Problems

105 problems

Has videoPremium onlyReset
SimulationArray1,212Hash Table473String437Math331Greedy330Dynamic Programming327Sorting302Depth-First Search208Binary Search189Breadth-First Search166Matrix163Tree158Prefix Sum155Two Pointers150Database137All topics

Medium · 105 results

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TitleSolutionAcceptDifficultyTopics
2120. Execution of All Suffix Instructions Staying in a GridVideo
Solution82.4%Medium
Simulation, String
2149. Rearrange Array Elements by SignVideo
Solution84.7%Medium
Array, Simulation +1· 6 companies
2161. Partition Array According to Given PivotVideo
Solution90.8%Medium
Array, Simulation +1· 5 companies
2177. Find Three Consecutive Integers That Sum to a Given NumberVideo
Solution65.3%Medium
Math, Simulation· 1 company
2181. Merge Nodes in Between ZerosVideo
Solution89.8%Medium
Linked List, Simulation· 5 companies
2201. Count Artifacts That Can Be ExtractedVideo
Solution57.1%Medium
Array, Hash Table +1
2211. Count Collisions on a RoadVideo
Solution58.1%Medium
Simulation, Stack +1· 3 companies
2221. Find Triangular Sum of an ArrayVideo
Solution82.0%Medium
Array, Combinatorics +2· 4 companies
2257. Count Unguarded Cells in the GridVideo
Solution69.0%Medium
Array, Matrix +1· 6 companies
2295. Replace Elements in an ArrayVideo
Solution59.7%Medium
Array, Hash Table +1· 1 company
2326. Spiral Matrix IVVideo
Solution82.3%Medium
Array, Linked List +2· 4 companies
2327. Number of People Aware of a SecretVideo
Solution60.9%Medium
Dynamic Programming, Queue +1· 6 companies
2352. Equal Row and Column PairsVideo
Solution70.9%Medium
Array, Hash Table +2· 6 companies
2365. Task Scheduler IIVideo
Solution54.7%Medium
Array, Hash Table +1· 6 companies
2380. Time Needed to Rearrange a Binary StringVideo
Solution53.3%Medium
Dynamic Programming, Simulation +1· 5 companies
2390. Removing Stars From a StringVideo
Solution79.7%Medium
Simulation, Stack +1· 4 companies
2462. Total Cost to Hire K WorkersVideo
Solution43.6%Medium
Array, Heap (Priority Queue) +2· 4 companies
2482. Difference Between Ones and Zeros in Row and ColumnVideo
Solution84.3%Medium
Array, Matrix +1· 1 company
2502. Design Memory AllocatorVideo
Solution51.0%Medium
Array, Design +2· 18 companies
2507. Smallest Value After Replacing With Sum of Prime FactorsVideo
Solution50.4%Medium
Math, Number Theory +1
2593. Find Score of an Array After Marking All ElementsVideo
Solution64.5%Medium
Array, Hash Table +3· 5 companies
2596. Check Knight Tour ConfigurationVideo
Solution62.0%Medium
Array, Breadth-First Search +3· 3 companies
2679. Sum in a MatrixVideo
Solution61.1%Medium
Array, Heap (Priority Queue) +3
2766. Relocate MarblesVideo
Solution50.6%Medium
Array, Hash Table +2· 1 company
2961. Double Modular ExponentiationVideo
Solution47.9%Medium
Array, Math +1· 1 company
3066. Minimum Operations to Exceed Threshold Value IIVideo
Solution45.8%Medium
Array, Heap (Priority Queue) +1· 4 companies
3080. Mark Elements on Array by Performing QueriesVideo
Solution49.1%Medium
Array, Hash Table +3· 2 companies
3100. Water Bottles IIVideo
Solution78.2%Medium
Math, Simulation· 3 companies
3160. Find the Number of Distinct Colors Among the BallsVideo
Solution54.2%Medium
Array, Hash Table +1· 3 companies
3175. Find The First Player to win K Games in a RowVideo
Solution40.1%Medium
Array, Simulation· 1 company
3179. Find the N-th Value After K SecondsVideo
Solution54.0%Medium
Array, Combinatorics +3· 1 company
3237. Alt and Tab SimulationVideoPremium
Solution54.3%Medium
Array, Hash Table +1
3271. Hash Divided StringVideo
Solution82.5%Medium
Simulation, String· 1 company
3324. Find the Sequence of Strings Appeared on the ScreenVideo
Solution79.5%Medium
Simulation, String· 1 company
3400. Maximum Number of Matching Indices After Right ShiftsVideoPremium
Solution85.3%Medium
Array, Simulation +1
3412. Find Mirror Score of a StringVideo
Solution36.1%Medium
Hash Table, Simulation +2· 3 companies
3433. Count Mentions Per UserVideo
Solution50.8%Medium
Array, Math +2· 4 companies
3494. Find the Minimum Amount of Time to Brew PotionsVideo
Solution62.7%Medium
Array, Prefix Sum +1· 6 companies
3522. Calculate Score After Performing InstructionsVideo
Solution57.0%Medium
Array, Hash Table +2· 1 company
3561. Resulting String After Adjacent RemovalsVideo
Solution56.5%Medium
Simulation, Stack +1· 1 company
3597. Partition String Video
Solution59.4%Medium
Hash Table, Simulation +2· 1 company
3612. Process String with Special Operations IVideo
Solution71.4%Medium
Simulation, String· 4 companies
3616. Number of Student ReplacementsVideoPremium
Solution85.1%Medium
Array, Simulation
3653. XOR After Range Multiplication Queries IVideo
Solution73.3%Medium
Array, Divide and Conquer +1· 2 companies
3679. Minimum Discards to Balance InventoryVideo
Solution35.5%Medium
Array, Counting +3
3703. Remove K-Balanced SubstringsVideo
Solution33.1%Medium
Simulation, Stack +1· 2 companies
3775. Reverse Words With Same Vowel CountVideo
Solution66.6%Medium
Simulation, String +1
3792. Sum of Increasing Product BlocksPremium
Solution69.0%Medium
Math, Simulation
3819. Rotate Non Negative ElementsVideo
Solution47.9%Medium
Array, Simulation· 1 company
3834. Merge Adjacent Equal ElementsVideo
Solution42.6%Medium
Array, Simulation +1
Showing 51–100 of 105