41 problems
| Problem | Difficulty | Frequency ↓ | Topics |
|---|---|---|---|
| Count and Say | Medium | 43.9% | TopicsString |
| 1235. Maximum Profit in Job Scheduling | Hard | 43.9% | TopicsArrayBinary SearchDynamic ProgrammingSorting |
| 767. Reorganize String | Medium | 43.9% | TopicsHash TableStringGreedySortingHeap (Priority Queue)Counting |
| Candy Crush | Medium | 43.9% | TopicsArrayTwo PointersMatrixSimulation |
| Accounts Merge | Medium | 43.9% | TopicsArrayHash TableStringDepth-First SearchBreadth-First SearchUnion-FindSorting |
| 39. Combination Sum | Medium | 43.9% | TopicsArrayBacktracking |
| Text Justification | Hard | 43.9% | TopicsArrayStringSimulation |
| Meeting Rooms II | Medium | 36.3% | TopicsArrayTwo PointersGreedySortingHeap (Priority Queue)Prefix Sum |
| 200. Number of Islands | Medium | 36.3% | TopicsArrayDepth-First SearchBreadth-First SearchUnion-FindMatrix |
| 23. Merge k Sorted Lists | Hard | 36.3% | TopicsLinked ListDivide and ConquerHeap (Priority Queue)Merge SortTournament Sort |
| Number of Provinces | Medium | 36.3% | TopicsDepth-First SearchBreadth-First SearchUnion-FindGraph Theory |
| 1109. Corporate Flight Bookings | Medium | 36.3% | TopicsArrayPrefix Sum |
| 56. Merge Intervals | Medium | 36.3% | TopicsArraySortingQuicksort |
| 994. Rotting Oranges | Medium | 36.3% | TopicsArrayBreadth-First SearchMatrix |
| Add Two Numbers II | Medium | 36.3% | TopicsLinked ListMathStack |
| 3034. Number of Subarrays That Match a Pattern I | Medium | 36.3% | TopicsArrayRolling HashString MatchingHash Function |
