Oracle
282 problems
| Problem | Difficulty | Frequency ↓ | Topics |
|---|---|---|---|
| 1235. Maximum Profit in Job Scheduling | Hard | 40.7% | TopicsArrayBinary SearchDynamic ProgrammingSorting |
| 1268. Search Suggestions System | Medium | 40.7% | TopicsArrayStringBinary SearchTrieSortingHeap (Priority Queue) |
| Kth Smallest Element in a Sorted Matrix | Medium | 40.7% | TopicsArrayBinary SearchSortingHeap (Priority Queue)Matrix |
| 1823. Find the Winner of the Circular Game | Medium | 40.7% | TopicsArrayMathRecursionQueueSimulation |
| 51. N-Queens | Hard | 40.7% | TopicsArrayBacktrackingAlgorithm X |
| 7. Reverse Integer | Medium | 40.7% | TopicsMath |
| Divide Two Integers | Medium | 40.7% | TopicsMathBit Manipulation |
| 3366. Minimum Array Sum | Medium | 40.7% | TopicsArrayDynamic Programming |
| 752. Open the Lock | Medium | 40.7% | TopicsArrayHash TableStringBreadth-First SearchBidirectional Search |
| 12. Integer to Roman | Medium | 34.7% | TopicsHash TableMathString |
| Longest Valid Parentheses | Hard | 34.7% | TopicsStringDynamic ProgrammingStackBracket Sequences |
| 40. Combination Sum II | Medium | 34.7% | TopicsArrayBacktracking |
| 73. Set Matrix Zeroes | Medium | 34.7% | TopicsArrayHash TableMatrix |
| 141. Linked List Cycle | Easy | 34.7% | TopicsHash TableLinked ListTwo PointersFloyd's Cycle Finding Algorithm |
| 148. Sort List | Medium | 34.7% | TopicsLinked ListTwo PointersDivide and ConquerSortingMerge Sort |
| Two Sum II - Input Array Is Sorted | Medium | 34.7% | TopicsArrayTwo PointersBinary Search |
| Largest Number | Medium | 34.7% | TopicsArrayStringGreedySorting |
| 205. Isomorphic Strings | Easy | 34.7% | TopicsHash TableString |
| Sqrt(x) | Easy | 34.7% | TopicsMathBinary SearchNewton's Method |
| Find K Pairs with Smallest Sums | Medium | 34.7% | TopicsArrayHeap (Priority Queue) |
| Insert Delete GetRandom O(1) | Medium | 34.7% | TopicsArrayHash TableMathDesignRandomized |
| 387. First Unique Character in a String | Easy | 34.7% | TopicsHash TableStringQueueCounting |
| Add Strings | Easy | 34.7% | TopicsMathStringSimulation |
| 692. Top K Frequent Words | Medium | 34.7% | TopicsArrayHash TableStringTrieSortingHeap (Priority Queue)Bucket SortCounting |
| 767. Reorganize String | Medium | 34.7% | TopicsHash TableStringGreedySortingHeap (Priority Queue)Counting |
