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

Problems

184 problems

Has videoPremium onlyReset
GraphArray2,209String870Hash Table786Math682Dynamic Programming666Sorting504Greedy480Binary Search352Depth-First Search335Database303Bit Manipulation283Matrix278Tree261Breadth-First Search255Two Pointers249All topics

With video · 184 results

Sign in to see which of these you have solved.Sign in
TitleSolutionAcceptDifficultyTopics
133. Clone GraphVideo
Solution66.1%Medium
Breadth-First Search, Depth-First Search +2· 18 companies
207. Course ScheduleVideo
Solution52.2%Medium
Breadth-First Search, Depth-First Search +2· 45 companies
210. Course Schedule IIVideo
Solution56.3%Medium
Breadth-First Search, Depth-First Search +2· 36 companies
261. Graph Valid TreeVideoPremium
Solution49.9%Medium
Breadth-First Search, Depth-First Search +2· 9 companies
269. Alien DictionaryVideoPremium
Solution37.1%Hard
Array, Breadth-First Search +4· 18 companies
277. Find the CelebrityVideoPremium
Solution48.9%Medium
Graph, Interactive +1· 12 companies
310. Minimum Height TreesVideo
Solution42.4%Medium
Breadth-First Search, Depth-First Search +2· 7 companies
323. Number of Connected Components in an Undirected GraphVideoPremium
Solution64.9%Medium
Breadth-First Search, Depth-First Search +2· 7 companies
329. Longest Increasing Path in a MatrixVideo
Solution57.0%Hard
Array, Breadth-First Search +6· 16 companies
332. Reconstruct ItineraryVideo
Solution45.0%Hard
Depth-First Search, Eulerian Circuit +1· 23 companies
399. Evaluate DivisionVideo
Solution64.7%Medium
Array, Breadth-First Search +5· 23 companies
444. Sequence ReconstructionVideoPremium
Solution31.2%Medium
Array, Graph +1· 2 companies
499. The Maze IIIVideoPremium
Solution52.3%Hard
Array, Breadth-First Search +6· 1 company
505. The Maze IIVideoPremium
Solution55.0%Medium
Array, Breadth-First Search +5· 5 companies
547. Number of ProvincesVideo
Solution70.8%Medium
Breadth-First Search, Depth-First Search +2· 9 companies
631. Design Excel Sum FormulaVideoPremium
–39.3%Hard
Array, Design +3· 9 companies
684. Redundant ConnectionVideo
Solution68.0%Medium
Breadth-First Search, Depth-First Search +2· 8 companies
685. Redundant Connection IIVideo
Solution36.6%Hard
Breadth-First Search, Depth-First Search +2· 1 company
743. Network Delay TimeVideo
Solution61.7%Medium
Breadth-First Search, Depth-First Search +3· 9 companies
753. Cracking the SafeVideo
Solution58.5%Hard
Depth-First Search, Eulerian Circuit +1· 1 company
765. Couples Holding HandsVideo
Solution59.8%Hard
Breadth-First Search, Depth-First Search +3· 5 companies
785. Is Graph Bipartite?Video
Solution59.6%Medium
Breadth-First Search, Depth-First Search +2· 11 companies
787. Cheapest Flights Within K StopsVideo
Solution42.7%Medium
Breadth-First Search, Depth-First Search +4· 18 companies
797. All Paths From Source to TargetVideo
Solution83.6%Medium
Backtracking, Breadth-First Search +2· 5 companies
802. Find Eventual Safe StatesVideo
Solution71.6%Medium
Breadth-First Search, Depth-First Search +2· 7 companies
834. Sum of Distances in TreeVideo
Solution65.8%Hard
Depth-First Search, Dynamic Programming +2· 5 companies
841. Keys and RoomsVideo
Solution76.2%Medium
Breadth-First Search, Depth-First Search +1· 10 companies
847. Shortest Path Visiting All NodesVideo
Solution66.5%Hard
Bit Manipulation, Bitmask +3· 4 companies
851. Loud and RichVideo
Solution63.9%Medium
Array, Depth-First Search +2· 6 companies
882. Reachable Nodes In Subdivided GraphVideo
Solution52.5%Hard
Graph, Heap (Priority Queue) +1· 2 companies
886. Possible BipartitionVideo
Solution53.0%Medium
Breadth-First Search, Depth-First Search +2· 11 companies
913. Cat and MouseVideo
Solution36.2%Hard
Dynamic Programming, Game Theory +4· 3 companies
924. Minimize Malware SpreadVideo
Solution43.6%Hard
Array, Breadth-First Search +4· 10 companies
928. Minimize Malware Spread IIVideo
Solution46.2%Hard
Array, Breadth-First Search +4· 2 companies
947. Most Stones Removed with Same Row or ColumnVideo
Solution63.4%Medium
Depth-First Search, Graph +2· 10 companies
990. Satisfiability of Equality EquationsVideo
Solution52.2%Medium
Array, Graph +2· 6 companies
997. Find the Town JudgeVideo
Solution51.2%Easy
Array, Graph +1· 7 companies
1042. Flower Planting With No AdjacentVideo
Solution54.1%Medium
Breadth-First Search, Depth-First Search +1· 2 companies
1059. All Paths from Source Lead to DestinationVideoPremium
Solution37.2%Medium
Graph, Topological Sort· 1 company
1129. Shortest Path with Alternating ColorsVideo
Solution48.4%Medium
Breadth-First Search, Graph· 5 companies
1135. Connecting Cities With Minimum CostVideoPremium
Solution63.5%Medium
Graph, Heap (Priority Queue) +2· 1 company
1136. Parallel CoursesVideoPremium
Solution62.1%Medium
Graph, Topological Sort· 7 companies
1168. Optimize Water Distribution in a VillageVideoPremium
Solution65.5%Hard
Graph, Heap (Priority Queue) +2· 2 companies
1192. Critical Connections in a NetworkVideo
Solution60.6%Hard
Biconnected Component, Depth-First Search +1· 8 companies
1203. Sort Items by Groups Respecting DependenciesVideo
Solution66.0%Hard
Breadth-First Search, Depth-First Search +2· 5 companies
1245. Tree DiameterVideoPremium
Solution61.1%Medium
Breadth-First Search, Depth-First Search +3· 7 companies
1298. Maximum Candies You Can Get from BoxesVideo
Solution67.2%Hard
Array, Breadth-First Search +1· 4 companies
1311. Get Watched Videos by Your FriendsVideo
Solution54.2%Medium
Array, Breadth-First Search +3· 3 companies
1319. Number of Operations to Make Network ConnectedVideo
Solution67.0%Medium
Breadth-First Search, Depth-First Search +2· 10 companies
1334. Find the City With the Smallest Number of Neighbors at a Threshold DistanceVideo
Solution73.5%Medium
Dynamic Programming, Graph +1· 5 companies
Showing 1–50 of 184