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Problems

4,005 problems

Has videoPremium onlyReset
Array2,209String870Hash Table786Math682Dynamic Programming666Sorting504Greedy480Binary Search352Depth-First Search335Database303Bit Manipulation283Matrix278Tree261Breadth-First Search255Two Pointers249All topics

With video · 4,005 results

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TitleSolutionAcceptDifficultyTopics
3914. Minimum Operations to Make Array Non DecreasingVideo
Solution54.9%Medium
Array, Greedy· 1 company
3915. Maximum Sum of Alternating Subsequence With Distance at Least KVideo
Solution30.7%Hard
Array, Dynamic Programming +1· 1 company
3917. Count Indices With Opposite ParityVideo
Solution80.5%Easy
Array
3918. Sum of Primes Between Number and Its ReverseVideo
Solution75.3%Medium
Math, Number Theory
3919. Minimum Cost to Move Between IndicesVideo
Solution49.4%Medium
Array, Greedy +1
3920. Maximize Fixed Points After DeletionsVideo
–19.9%Hard
Array, Binary Search +1· 1 company
3921. Score ValidatorVideo
Solution72.5%Easy
Array, Simulation +1
3922. Minimum Flips to Make Binary String CoherentVideo
–19.9%Medium
String· 1 company
3923. Minimum Generations to Target PointVideo
–42.9%Medium
Array, Hash Table +1
3924. Minimum Threshold Path With Limited Heavy EdgesVideo
–39.0%Hard
Binary Search, Breadth-First Search +1
3925. Concatenate Array With ReverseVideo
Solution91.1%Easy
Array, Simulation
3926. Count Valid Word OccurrencesVideo
Solution48.1%Medium
Array, Counting +2
3927. Minimize Array Sum Using Divisible ReplacementsVideo
–32.2%Medium
Array, Greedy +3· 1 company
3928. Minimum Cost to Buy Apples IIVideo
–31.8%Hard
Array, Graph +2· 1 company
3931. Check Adjacent Digit DifferencesVideo
Solution77.1%Easy
String
3932. Count K-th Roots in a RangeVideo
Solution24.6%Medium
Binary Search, Math· 2 companies
3933. Largest Local Values in a Matrix IIVideo
–18.5%Medium
Array, Matrix +1
3934. Smallest Unique SubarrayVideo
Solution39.7%Hard
Array, Binary Search +4
3936. Minimum Swaps to Move Zeros to EndVideo
Solution59.7%Easy
Array, Two Pointers
3937. Minimum Operations to Make Array Modulo Alternating IVideo
Solution46.5%Medium
Array, Enumeration
3938. Maximum Path Intersection Sum in a GridVideo
–25.6%Medium
Array, Dynamic Programming +2
3939. Count Non Adjacent Subsets in a Rooted TreeVideo
–51.7%Hard
Array, Depth-First Search +2· 1 company
3940. Limit Occurrences in Sorted ArrayVideo
Solution72.6%Easy
Array, Two Pointers
3941. Password StrengthVideo
Solution74.5%Medium
Hash Table, String
3942. Minimum Operations to Sort a PermutationVideo
Solution52.7%Medium
Array· 1 company
3943. Number of Pairs After IncrementVideo
–20.9%Hard
Array, Counting +2
3945. Digit Frequency ScoreVideo
Solution90.7%Easy
Hash Table, Math
3946. Maximum Number of Items From Sale IVideo
Solution37.3%Medium
Array, Dynamic Programming +1· 1 company
3947. Maximum Number of Items From Sale IIVideo
–30.2%Medium
Array, Greedy +2
3948. Lexicographically Maximum MEX ArrayVideo
–53.6%Hard
Array, Greedy +2· 2 companies
3950. Exactly One Consecutive Set Bits PairVideo
Solution50.4%Easy
Bit Manipulation
3951. Minimum Energy to Maintain BrightnessVideo
Solution53.4%Medium
Array, Sorting
3952. Maximum Total Value of Covered IndicesVideo
–28.5%Medium
Array, Dynamic Programming +2· 1 company
3953. Maximum Score with Co-Prime ElementVideo
–27.5%Hard
Array, Combinatorics +4· 2 companies
3954. Sum of Compatible Numbers in Range IVideo
Solution58.4%Easy
Bit Manipulation, Dynamic Programming +1
3955. Valid Binary Strings With Cost LimitVideo
Solution78.5%Medium
Backtracking, Bit Manipulation +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
3958. Minimum Cost to Split into Ones IIVideoPremium
Solution68.4%Medium
–
3959. Check Good IntegerVideo
Solution82.6%Easy
Math, Simulation
3960. Frequency Balance SubarrayVideo
Solution29.5%Medium
Array, Counting +1· 1 company
3961. Maximize Sum of Device RatingsVideo
Solution39.4%Medium
Array, Greedy +2· 2 companies
3962. Maximum Subarray Sum After at Most K SwapsVideo
Solution14.2%Hard
Array, Binary Indexed Tree +5· 1 company
3963. Create Grid With Exactly One PathVideo
Solution75.9%Easy
–
3964. Minimum Lights to Illuminate a RoadVideo
Solution37.8%Medium
Array, Prefix Sum
3965. Finish Time of Tasks IVideo
Solution60.3%Medium
Array, Depth-First Search +2
3966. Count Good Integers in a RangeVideo
–49.8%Hard
Dynamic Programming, Math
3968. Maximum Manhattan Distance After All MovesVideo
Solution63.3%Medium
Counting, Math +1
3969. Valid Subarrays With Matching Sum Digits IVideo
Solution46.8%Medium
Array, Enumeration +3· 1 company
3970. Shortest Path With At Most K Consecutive Identical CharactersVideo
–44.7%Medium
Graph, Heap (Priority Queue) +2
Showing 3,851–3,900 of 4,005