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Problems

15 problems

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

Hard · Premium · 15 results

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TitleSolutionAcceptDifficultyTopics
269. Alien DictionaryVideoPremium
Solution37.1%Hard
Array, Breadth-First Search +4· 18 companies
499. The Maze IIIVideoPremium
Solution52.3%Hard
Array, Breadth-First Search +6· 1 company
631. Design Excel Sum FormulaVideoPremium
–39.3%Hard
Array, Design +3· 9 companies
1168. Optimize Water Distribution in a VillageVideoPremium
Solution65.5%Hard
Graph, Heap (Priority Queue) +2· 2 companies
1548. The Most Similar Path in a GraphVideoPremium
Solution59.2%Hard
Dynamic Programming, Graph· 1 company
1724. Checking Existence of Edge Length Limited Paths IIVideoPremium
Solution51.2%Hard
Graph, Minimum Spanning Tree +1· 2 companies
2123. Minimum Operations to Remove Adjacent Ones in MatrixVideoPremium
Solution42.5%Hard
Array, Graph +1· 1 company
2204. Distance to a Cycle in Undirected GraphVideoPremium
Solution73.4%Hard
Breadth-First Search, Depth-First Search +2· 2 companies
2247. Maximum Cost of Trip With K HighwaysPremium
Solution50.2%Hard
Bit Manipulation, Bitmask +2
2307. Check for Contradictions in EquationsVideoPremium
Solution43.8%Hard
Array, Depth-First Search +2· 2 companies
2371. Minimize Maximum Value in a GridVideoPremium
Solution70.1%Hard
Array, Graph +4· 1 company
2479. Maximum XOR of Two Non-Overlapping SubtreesPremium
Solution51.3%Hard
Depth-First Search, Graph +2· 2 companies
2714. Find Shortest Path with K HopsVideoPremium
Solution68.7%Hard
Graph, Heap (Priority Queue) +1· 1 company
3383. Minimum Runes to Add to Cast SpellPremium
Solution45.2%Hard
Array, Breadth-First Search +4· 1 company
3385. Minimum Time to Break Locks IIPremium
Solution45.7%Hard
Array, Depth-First Search +1· 1 company
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