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Problems

22 problems

Has videoPremium onlyReset
Array70Database51Dynamic Programming26String25Math22Depth-First Search18Hash Table16Graph15Binary Search14Breadth-First Search12Heap (Priority Queue)12Sorting12Tree12Greedy10Matrix10All topics

Hard · Premium · 22 results

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TitleSolutionAcceptDifficultyTopics
296. Best Meeting PointVideoPremium
Solution61.1%Hard
Array, Math +2· 9 companies
660. Remove 9VideoPremium
–57.3%Hard
Math· 1 company
772. Basic Calculator IIIVideoPremium
Solution53.2%Hard
Math, Recursion +2· 16 companies
1067. Digit Count in RangeVideoPremium
Solution46.4%Hard
Dynamic Programming, Math· 1 company
1088. Confusing Number IIVideoPremium
Solution47.1%Hard
Backtracking, Math· 1 company
1199. Minimum Time to Build BlocksVideoPremium
Solution49.2%Hard
Array, Greedy +2· 1 company
1259. Handshakes That Don't CrossVideoPremium
Solution61.1%Hard
Dynamic Programming, Math· 1 company
1924. Erect the Fence IIVideoPremium
–49.4%Hard
Array, Geometry +1· 1 company
1956. Minimum Time For K Virus Variants to SpreadVideoPremium
–49.5%Hard
Array, Binary Search +3
2005. Subtree Removal Game with Fibonacci TreeVideoPremium
–54.9%Hard
Binary Tree, Dynamic Programming +3· 1 company
2524. Maximum Frequency Score of a SubarrayVideoPremium
Solution35.7%Hard
Array, Hash Table +3· 1 company
2613. Beautiful PairsVideoPremium
Solution46.9%Hard
Array, Divide and Conquer +4
2647. Color the Triangle RedVideoPremium
Solution58.0%Hard
Array, Math
2868. The Wording GamePremium
Solution53.6%Hard
Array, Game Theory +4
2912. Number of Ways to Reach Destination in the GridPremium
Solution57.7%Hard
Combinatorics, Dynamic Programming +1· 1 company
2927. Distribute Candies Among Children IIIVideoPremium
Solution57.3%Hard
Combinatorics, Math· 2 companies
2941. Maximum GCD-Sum of a SubarrayVideoPremium
Solution39.9%Hard
Array, Binary Search +2· 1 company
3009. Maximum Number of Intersections on the ChartVideoPremium
Solution45.5%Hard
Array, Binary Indexed Tree +2· 1 company
3416. Subsequences with a Unique Middle Mode IIPremium
–16.3%Hard
Array, Combinatorics +2
3506. Find Time Required to Eliminate Bacterial StrainsPremium
Solution63.2%Hard
Array, Greedy +2
3549. Multiply Two PolynomialsVideoPremium
Solution59.2%Hard
Array, Math
3749. Evaluate Valid ExpressionsPremium
Solution69.2%Hard
Divide and Conquer, Hash Table +3
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