Talentd
For employersSign in
JobsInternshipsPracticeResume toolsCompaniesArticles
For employers
FleetCode
Make and follow sheets.Sign in

Problems

578 problems

Has videoPremium onlyReset
Array578Dynamic Programming332String191Math187Binary Search136Hash Table134Sorting106Greedy104Bit Manipulation103Graph96Depth-First Search91Heap (Priority Queue)78Prefix Sum77Matrix75Breadth-First Search71All topics

Hard · 578 results

Sign in to see which of these you have solved.Sign in
TitleSolutionAcceptDifficultyTopics
3139. Minimum Cost to Equalize ArrayVideo
Solution18.8%Hard
Array, Enumeration +1· 1 company
3141. Maximum Hamming DistancesVideoPremium
Solution50.0%Hard
Array, Bit Manipulation +1
3145. Find Products of Elements of Big ArrayVideo
Solution25.0%Hard
Array, Binary Search +1· 1 company
3149. Find the Minimum Cost Array PermutationVideo
Solution26.1%Hard
Array, Bit Manipulation +2· 1 company
3161. Block Placement QueriesVideo
Solution41.0%Hard
Array, Binary Indexed Tree +2· 10 companies
3165. Maximum Sum of Subsequence With Non-adjacent ElementsVideo
Solution15.7%Hard
Array, Divide and Conquer +2· 2 companies
3171. Find Subarray With Bitwise OR Closest to KVideo
Solution31.5%Hard
Array, Binary Search +2· 1 company
3177. Find the Maximum Length of a Good Subsequence IIVideo
Solution25.2%Hard
Array, Dynamic Programming +1· 1 company
3181. Maximum Total Reward Using Operations IIVideo
Solution21.9%Hard
Array, Bit Manipulation +1· 1 company
3187. Peaks in ArrayVideo
Solution28.5%Hard
Array, Binary Indexed Tree +1· 1 company
3193. Count the Number of InversionsVideo
Solution31.9%Hard
Array, Dynamic Programming· 5 companies
3197. Find the Minimum Area to Cover All Ones IIVideo
Solution63.5%Hard
Array, Enumeration +1· 4 companies
3209. Number of Subarrays With AND Value of KVideo
Solution35.7%Hard
Array, Binary Search +2· 1 company
3213. Construct String with Minimum CostVideo
Solution19.0%Hard
Array, Dynamic Programming +2· 1 company
3219. Minimum Cost for Cutting Cake IIVideo
Solution54.2%Hard
Array, Greedy +1· 1 company
3225. Maximum Score From Grid OperationsVideo
Solution63.5%Hard
Array, Dynamic Programming +2· 3 companies
3229. Minimum Operations to Make Array Equal to TargetVideo
Solution42.0%Hard
Array, Dynamic Programming +3· 3 companies
3231. Minimum Number of Increasing Subsequence to Be RemovedVideoPremium
Solution47.9%Hard
Array, Binary Search
3235. Check if the Rectangle Corner Is ReachableVideo
Solution24.4%Hard
Array, Breadth-First Search +4· 2 companies
3244. Shortest Distance After Road Addition Queries IIVideo
Solution26.5%Hard
Array, Graph +2
3245. Alternating Groups IIIVideo
Solution18.9%Hard
Array, Binary Indexed Tree
3250. Find the Count of Monotonic Pairs IVideo
Solution47.6%Hard
Array, Combinatorics +3· 2 companies
3251. Find the Count of Monotonic Pairs IIVideo
Solution24.7%Hard
Array, Combinatorics +3· 1 company
3256. Maximum Value Sum by Placing Three Rooks IVideo
Solution17.0%Hard
Array, Dynamic Programming +2
3257. Maximum Value Sum by Placing Three Rooks IIVideo
Solution26.1%Hard
Array, Dynamic Programming +2
3261. Count Substrings That Satisfy K-Constraint IIVideo
Solution24.1%Hard
Array, Binary Search +3
3266. Final Array State After K Multiplication Operations IIVideo
Solution13.7%Hard
Array, Heap (Priority Queue) +1· 3 companies
3267. Count Almost Equal Pairs IIVideo
Solution27.7%Hard
Array, Counting +3
3269. Constructing Two Increasing ArraysPremium
Solution61.8%Hard
Array, Dynamic Programming
3273. Minimum Amount of Damage Dealt to BobVideo
Solution39.6%Hard
Array, Greedy +1· 1 company
3276. Select Cells in Grid With Maximum ScoreVideo
Solution15.7%Hard
Array, Bit Manipulation +3
3277. Maximum XOR Score Subarray QueriesVideo
Solution43.4%Hard
Array, Dynamic Programming· 1 company
3279. Maximum Total Area Occupied by PistonsVideoPremium
Solution41.3%Hard
Array, Counting +4
3283. Maximum Number of Moves to Kill All PawnsVideo
Solution33.7%Hard
Array, Bit Manipulation +4· 1 company
3287. Find the Maximum Sequence Value of ArrayVideo
Solution21.9%Hard
Array, Bit Manipulation +1· 1 company
3288. Length of the Longest Increasing PathVideo
Solution19.9%Hard
Array, Binary Search +1
3292. Minimum Number of Valid Strings to Form Target IIVideo
Solution21.1%Hard
Array, Binary Search +6
3299. Sum of Consecutive SubsequencesVideoPremium
Solution44.1%Hard
Array, Dynamic Programming +1
3311. Construct 2D Grid Matching Graph LayoutVideo
Solution29.3%Hard
Array, Graph +2
3312. Sorted GCD Pair QueriesVideo
Solution58.4%Hard
Array, Binary Search +6· 1 company
3321. Find X-Sum of All K-Long Subarrays IIVideo
Solution41.1%Hard
Array, Hash Table +2· 2 companies
3327. Check if DFS Strings Are PalindromesVideo
Solution20.9%Hard
Array, Depth-First Search +4· 1 company
3336. Find the Number of Subsequences With Equal GCDVideo
Solution66.7%Hard
Array, Dynamic Programming +2· 2 companies
3347. Maximum Frequency of an Element After Performing Operations IIVideo
Solution53.8%Hard
Array, Binary Search +3· 3 companies
3351. Sum of Good SubsequencesVideo
Solution30.9%Hard
Array, Dynamic Programming +1· 1 company
3357. Minimize the Maximum Adjacent Element DifferenceVideo
Solution20.2%Hard
Array, Binary Search +1· 1 company
3359. Find Sorted Submatrices With Maximum Element at Most KPremium
–52.5%Hard
Array, Matrix +2
3363. Find the Maximum Number of Fruits CollectedVideo
Solution65.1%Hard
Array, Dynamic Programming +1· 2 companies
3378. Count Connected Components in LCM GraphVideo
Solution31.3%Hard
Array, Hash Table +3
3382. Maximum Area Rectangle With Point Constraints IIVideo
–24.0%Hard
Array, Binary Indexed Tree +4· 2 companies
Showing 401–450 of 578