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

Problems

248 problems

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

With video · 248 results

Sign in to see which of these you have solved.Sign in
TitleSolutionAcceptDifficultyTopics
3628. Maximum Number of Subsequences After One InsertingVideo
Solution32.4%Medium
Dynamic Programming, Greedy +2· 1 company
3636. Threshold Majority QueriesVideo
–22.5%Hard
Array, Binary Search +4· 4 companies
3652. Best Time to Buy and Sell Stock using StrategyVideo
Solution59.8%Medium
Array, Prefix Sum +1· 5 companies
3654. Minimum Sum After Divisible Sum DeletionsVideo
–45.9%Medium
Array, Dynamic Programming +2
3694. Distinct Points Reachable After Substring RemovalVideo
Solution53.9%Medium
Hash Table, Prefix Sum +2
3698. Split Array With Minimum DifferenceVideo
Solution33.6%Medium
Array, Prefix Sum· 1 company
3699. Number of ZigZag Arrays IVideo
Solution50.2%Hard
Dynamic Programming, Prefix Sum· 5 companies
3707. Equal Score SubstringsVideo
Solution56.7%Easy
Prefix Sum, String
3709. Design Exam Scores TrackerVideo
Solution44.0%Medium
Array, Binary Search +2· 1 company
3714. Longest Balanced Substring IIVideo
Solution42.0%Medium
Hash Table, Prefix Sum +1· 6 companies
3719. Longest Balanced Subarray IVideo
Solution65.6%Medium
Array, Divide and Conquer +3· 4 companies
3721. Longest Balanced Subarray IIVideo
Solution33.7%Hard
Array, Divide and Conquer +3· 2 companies
3728. Stable Subarrays With Equal Boundary and Interior SumVideo
Solution26.6%Medium
Array, Hash Table +1· 2 companies
3729. Count Distinct Subarrays Divisible by K in Sorted ArrayVideo
Solution27.4%Hard
Array, Hash Table +1
3737. Count Subarrays With Majority Element IVideo
Solution75.7%Medium
Array, Counting +5· 5 companies
3739. Count Subarrays With Majority Element IIVideo
Solution65.2%Hard
Array, Divide and Conquer +4· 2 companies
3748. Count Stable SubarraysVideo
Solution31.9%Hard
Array, Binary Search +1
3755. Find Maximum Balanced XOR Subarray LengthVideo
Solution50.8%Medium
Array, Bit Manipulation +2
3756. Concatenate Non-Zero Digits and Multiply by Sum IIVideo
Solution42.7%Medium
Math, Prefix Sum +1· 3 companies
3771. Total Score of Dungeon RunsVideo
–30.6%Medium
Array, Binary Search +1
3788. Maximum Score of a SplitVideo
Solution51.6%Medium
Array, Prefix Sum
3797. Count Routes to Climb a Rectangular GridVideo
–23.1%Hard
Array, Dynamic Programming +2· 1 company
3826. Minimum Partition ScoreVideo
–32.6%Hard
Array, Divide and Conquer +4
3845. Maximum Subarray XOR with Bounded RangeVideo
Solution32.3%Hard
Array, Bit Manipulation +5
3862. Find the Smallest Balanced IndexVideo
Solution19.2%Medium
Array, Prefix Sum· 2 companies
3864. Minimum Cost to Partition a Binary StringVideo
Solution50.5%Hard
Divide and Conquer, Prefix Sum +1· 1 company
3883. Count Non Decreasing Arrays With Given Digit SumsVideo
–40.3%Hard
Array, Dynamic Programming +1· 1 company
3891. Minimum Increase to Maximize Special IndicesVideo
Solution19.8%Medium
Array, Dynamic Programming +2· 1 company
3900. Longest Balanced Substring After One SwapVideo
Solution14.2%Medium
Hash Table, Prefix Sum +1· 1 company
3919. Minimum Cost to Move Between IndicesVideo
Solution49.4%Medium
Array, Greedy +1
3933. Largest Local Values in a Matrix IIVideo
–18.5%Medium
Array, Matrix +1
3938. Maximum Path Intersection Sum in a GridVideo
–25.6%Medium
Array, Dynamic Programming +2
3956. Maximum Sum of M Non-Overlapping Subarrays IVideo
–26.3%Hard
Array, Binary Search +5
3957. Maximum Sum of M Non-Overlapping Subarrays IIVideo
–16.6%Hard
Array, Binary Search +5
3964. Minimum Lights to Illuminate a RoadVideo
Solution37.8%Medium
Array, Prefix Sum
3969. Valid Subarrays With Matching Sum Digits IVideo
Solution46.8%Medium
Array, Enumeration +3· 1 company
3981. Count Distinct Ways to Form Target from Two StringsVideo
–46.4%Hard
Dynamic Programming, Prefix Sum +1
3985. Palindromic Subarray SumVideo
–34.6%Hard
Array, Binary Search +2
4008. Minimum Initial Strength to Defeat All MonstersVideo
Solution50.1%Medium
Array, Binary Search +2
4011. Count Subarrays With Even Odd Ratio IVideo
Solution60.6%Medium
Array, Binary Indexed Tree +4
4012. Count of Unfinished Tasks After Each ShiftVideo
Solution41.9%Medium
Array, Binary Search +1
4013. Count Subarrays With Even Odd Ratio IIVideo
Solution40.9%Hard
Array, Binary Indexed Tree +4
4033. Valid K-Unique Subarrays IVideo
–34.8%Hard
Array, Binary Indexed Tree +4
4044. Count Good Cyclic RotationsVideo
Solution49.0%Medium
Array, Prefix Sum +1
4051. Count Subarrays with Distant SumsVideo
Solution32.8%Hard
Array, Binary Indexed Tree +3
4058. Maximum Pulse Value After One Subarray RotationVideo
–38.9%Medium
Array, Dynamic Programming +1
4063. Longest Subarray Divisible by K with At Most One Negation IVideo
Solution34.2%Medium
Array, Hash Table +1
4064. Longest Subarray Divisible by K with At Most One Negation IIVideo
Solution24.7%Hard
Array, Binary Search +2
Showing 201–248 of 248