Bloomberg
1239 problems
| Problem | Difficulty | Frequency ↓ | Topics |
|---|---|---|---|
| 234. Palindrome Linked List | Easy | 58.5% | TopicsLinked ListTwo PointersStackRecursion |
| 797. All Paths From Source to Target | Medium | 58.5% | TopicsBacktrackingDepth-First SearchBreadth-First SearchGraph TheoryDirected Acyclic Graph |
| 2423. Remove Letter To Equalize Frequency | Easy | 58.5% | TopicsHash TableStringCounting |
| 35. Search Insert Position | Easy | 58% | TopicsArrayBinary Search |
| 66. Plus One | Easy | 58% | TopicsArrayMath |
| 347. Top K Frequent Elements | Medium | 58% | TopicsArrayHash TableDivide and ConquerSortingHeap (Priority Queue)Bucket SortCountingQuickselect |
| 1029. Two City Scheduling | Medium | 58% | TopicsArrayGreedySortingHungarian AlgorithmSuccessive Shortest Path Algorithm |
| 23. Merge k Sorted Lists | Hard | 57.5% | TopicsLinked ListDivide and ConquerHeap (Priority Queue)Merge SortTournament Sort |
| 73. Set Matrix Zeroes | Medium | 57.5% | TopicsArrayHash TableMatrix |
| 139. Word Break | Medium | 57.5% | TopicsArrayHash TableStringDynamic ProgrammingTrieMemoizationBrute-Force Search |
| Combine Two Tables | Easy | 57.5% | TopicsDatabase |
| Binary Tree Vertical Order Traversal | Medium | 57.5% | TopicsHash TableTreeDepth-First SearchBreadth-First SearchSortingBinary Tree |
| Max Consecutive Ones | Easy | 57.5% | TopicsArray |
| Create Hello World Function | Easy | 57.5% | Topics— |
| 102. Binary Tree Level Order Traversal | Medium | 56.9% | TopicsTreeBreadth-First SearchBinary Tree |
| 215. Kth Largest Element in an Array | Medium | 56.9% | TopicsArrayDivide and ConquerSortingHeap (Priority Queue)Quickselect |
| 219. Contains Duplicate II | Easy | 56.9% | TopicsArrayHash TableSliding Window |
| Valid Triangle Number | Medium | 56.9% | TopicsArrayTwo PointersBinary SearchGreedySorting |
| 739. Daily Temperatures | Medium | 56.9% | TopicsArrayStackMonotonic Stack |
| 28. Find the Index of the First Occurrence in a String | Easy | 56.4% | TopicsTwo PointersStringString MatchingZ AlgorithmKnuth–Morris–Pratt AlgorithmBoyer–Moore String-Search Algorithm |
| 51. N-Queens | Hard | 56.4% | TopicsArrayBacktrackingAlgorithm X |
| 84. Largest Rectangle in Histogram | Hard | 56.4% | TopicsArrayStackMonotonic StackRange Minimum/Maximum Query |
| Best Time to Buy and Sell Stock II | Medium | 56.4% | TopicsArrayDynamic ProgrammingGreedy |
| 994. Rotting Oranges | Medium | 56.4% | TopicsArrayBreadth-First SearchMatrix |
| 143. Reorder List | Medium | 55.8% | TopicsLinked ListTwo PointersStackRecursion |
