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1396 problems
| Problem | Difficulty | Frequency ↓ | Topics |
|---|---|---|---|
| 3362. Zero Array Transformation III | Medium | 11.9% | TopicsArrayTwo PointersGreedySortingHeap (Priority Queue)Prefix Sum |
| 2144. Minimum Cost of Buying Candies With Discount | Easy | 11.9% | TopicsArrayGreedySorting |
| Binary Watch | Easy | 11.9% | TopicsBacktrackingBit Manipulation |
| 3403. Find the Lexicographically Largest String From the Box I | Medium | 11.9% | TopicsTwo PointersStringEnumeration |
| 1557. Minimum Number of Vertices to Reach All Nodes | Medium | 11.9% | TopicsGraph TheoryDirected Acyclic Graph |
| 2951. Find the Peaks | Easy | 11.9% | TopicsArrayEnumeration |
| Sales Person | Easy | 11.9% | TopicsDatabase |
| 421. Maximum XOR of Two Numbers in an Array | Medium | 11.9% | TopicsArrayHash TableBit ManipulationTrie |
| 2410. Maximum Matching of Players With Trainers | Medium | 11.9% | TopicsArrayTwo PointersGreedySorting |
| 1022. Sum of Root To Leaf Binary Numbers | Easy | 11.9% | TopicsTreeDepth-First SearchBinary Tree |
| 1323. Maximum 69 Number | Easy | 11.9% | TopicsMathGreedy |
| 1218. Longest Arithmetic Subsequence of Given Difference | Medium | 11.9% | TopicsArrayHash TableDynamic Programming |
| 24 Game | Hard | 11.9% | TopicsArrayMathBacktracking |
| 298. Binary Tree Longest Consecutive Sequence | Medium | 11.9% | TopicsTreeDepth-First SearchBinary TreeDP on Trees |
| 1345. Jump Game IV | Hard | 11.9% | TopicsArrayHash TableBreadth-First Search |
| 3158. Find the XOR of Numbers Which Appear Twice | Easy | 11.9% | TopicsArrayHash TableBit Manipulation |
| 1039. Minimum Score Triangulation of Polygon | Medium | 11.9% | TopicsArrayDynamic ProgrammingTriangulationPolygons |
| 1488. Avoid Flood in The City | Medium | 11.9% | TopicsArrayHash TableBinary SearchGreedyHeap (Priority Queue) |
| 1584. Min Cost to Connect All Points | Medium | 11.9% | TopicsArrayUnion-FindGraph TheoryMinimum Spanning TreePrim's AlgorithmKruskal's AlgorithmBorůvka's Algorithm |
| 433. Minimum Genetic Mutation | Medium | 11.9% | TopicsHash TableStringBreadth-First SearchBidirectional Search |
| 454. 4Sum II | Medium | 11.9% | TopicsArrayHash Table |
| 2257. Count Unguarded Cells in the Grid | Medium | 11.9% | TopicsArrayMatrixSimulation |
| 3607. Power Grid Maintenance | Medium | 11.9% | TopicsArrayHash TableDepth-First SearchBreadth-First SearchUnion-FindGraph TheoryHeap (Priority Queue)Ordered Set |
| 1463. Cherry Pickup II | Hard | 11.9% | TopicsArrayDynamic ProgrammingMatrix |
| 1743. Restore the Array From Adjacent Pairs | Medium | 11.9% | TopicsArrayHash TableDepth-First Search |
