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Problems

682 problems

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

With video · 682 results

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TitleSolutionAcceptDifficultyTopics
3667. Sort Array By Absolute ValueVideoPremium
Solution86.7%Easy
Array, Math +2· 1 company
3669. Balanced K-Factor DecompositionVideo
Solution40.2%Medium
Backtracking, Math +1· 2 companies
3671. Sum of Beautiful SubsequencesVideo
–31.5%Hard
Array, Binary Indexed Tree +2· 2 companies
3677. Count Binary Palindromic NumbersVideo
–33.2%Hard
Bit Manipulation, Math
3680. Generate ScheduleVideo
–25.3%Medium
Array, Greedy +1· 1 company
3681. Maximum XOR of SubsequencesVideo
–49.5%Hard
Array, Bit Manipulation +2
3697. Compute Decimal RepresentationVideo
Solution64.7%Easy
Array, Math· 1 company
3700. Number of ZigZag Arrays IIVideo
Solution67.7%Hard
Dynamic Programming, Math· 3 companies
3704. Count No-Zero Pairs That Sum to NVideo
Solution15.6%Hard
Dynamic Programming, Math
3715. Sum of Perfect Square AncestorsVideo
–41.3%Hard
Array, Counting +5· 3 companies
3723. Maximize Sum of Squares of DigitsVideo
Solution71.2%Medium
Greedy, Math· 1 company
3725. Count Ways to Choose Coprime Integers from RowsVideo
–46.8%Hard
Array, Combinatorics +4
3726. Remove Zeros in Decimal RepresentationVideo
Solution75.7%Easy
Math, Simulation
3732. Maximum Product of Three Elements After One ReplacementVideo
Solution47.8%Medium
Array, Greedy +2· 2 companies
3733. Minimum Time to Complete All DeliveriesVideo
–35.4%Medium
Binary Search, Math· 2 companies
3736. Minimum Moves to Equal Array Elements IIIVideo
Solution81.0%Easy
Array, Math· 1 company
3747. Count Distinct Integers After Removing ZerosVideo
Solution23.1%Medium
Dynamic Programming, Math· 1 company
3750. Minimum Number of Flips to Reverse Binary StringVideo
Solution75.5%Easy
Bit Manipulation, Math +2
3751. Total Waviness of Numbers in Range IVideo
Solution86.9%Medium
Dynamic Programming, Enumeration +1· 2 companies
3752. Lexicographically Smallest Negated Permutation that Sums to TargetVideo
–31.5%Medium
Array, Greedy +3· 1 company
3753. Total Waviness of Numbers in Range IIVideo
Solution56.2%Hard
Dynamic Programming, Math· 4 companies
3754. Concatenate Non-Zero Digits and Multiply by Sum IVideo
Solution66.2%Easy
Math· 3 companies
3756. Concatenate Non-Zero Digits and Multiply by Sum IIVideo
Solution42.7%Medium
Math, Prefix Sum +1· 3 companies
3757. Number of Effective SubsequencesVideo
–30.4%Hard
Array, Bit Manipulation +3
3761. Minimum Absolute Distance Between Mirror PairsVideo
Solution59.1%Medium
Array, Hash Table +1· 4 companies
3762. Minimum Operations to Equalize SubarraysVideo
–20.0%Hard
Array, Binary Search +2
3765. Complete Prime NumberVideo
Solution36.2%Medium
Enumeration, Math +1
3770. Largest Prime from Consecutive Prime SumVideo
Solution39.0%Medium
Array, Math +1· 2 companies
3782. Last Remaining Integer After Alternating Deletion OperationsVideo
–46.3%Hard
Math, Recursion
3783. Mirror Distance of an IntegerVideo
Solution91.5%Easy
Math· 2 companies
3789. Minimum Cost to Acquire Required ItemsVideo
Solution34.8%Medium
Greedy, Math
3790. Smallest All-Ones MultipleVideo
Solution46.8%Medium
Hash Table, Math
3805. Count Caesar Cipher PairsVideo
Solution50.7%Medium
Array, Counting +3· 1 company
3817. Good Indices in a Digit StringVideoPremium
Solution85.3%Medium
Math, String
3821. Find Nth Smallest Integer With K One BitsVideo
Solution34.7%Hard
Bit Manipulation, Combinatorics +1· 1 company
3828. Final Element After Subarray DeletionsVideo
Solution40.9%Medium
Array, Brainteaser +2· 1 company
3848. Check Digitorial PermutationVideo
Solution46.4%Medium
Counting, Math· 1 company
3850. Count Sequences to KVideo
Solution35.6%Hard
Array, Dynamic Programming +3· 2 companies
3855. Sum of K-Digit Numbers in a RangeVideo
Solution46.5%Hard
Combinatorics, Divide and Conquer +2
3857. Minimum Cost to Split into OnesVideo
Solution82.6%Medium
Dynamic Programming, Math· 1 company
3867. Sum of GCD of Formed PairsVideo
Solution75.1%Medium
Array, Math +3· 1 company
3869. Count Fancy Numbers in a RangeVideo
Solution26.6%Hard
Dynamic Programming, Math
3870. Count Commas in RangeVideo
Solution78.0%Easy
Math
3871. Count Commas in Range IIVideo
Solution49.3%Medium
Math
3875. Construct Uniform Parity Array IVideo
Solution85.8%Easy
Array, Math· 2 companies
3876. Construct Uniform Parity Array IIVideo
Solution66.3%Medium
Array, Math· 1 company
3881. Direction Assignments with Exactly K Visible PeopleVideo
Solution35.7%Medium
Combinatorics, Math
3886. Sum of Sortable IntegersVideo
Solution55.3%Hard
Array, Enumeration +2
3894. Traffic Signal ColorVideo
Solution82.7%Easy
Math, Simulation +1· 1 company
3895. Count Digit AppearancesVideo
Solution86.2%Medium
Array, Math
Showing 601–650 of 682