Bloomberg
1239 problems
| Problem | Difficulty | Frequency ↓ | Topics |
|---|---|---|---|
| 1373. Maximum Sum BST in Binary Tree | Hard | 8.3% | TopicsDynamic ProgrammingTreeDepth-First SearchBinary Search TreeBinary TreeDP on Trees |
| 1957. Delete Characters to Make Fancy String | Easy | 8.3% | TopicsString |
| 3152. Special Array II | Medium | 8.3% | TopicsArrayBinary SearchPrefix Sum |
| 2185. Counting Words With a Given Prefix | Easy | 8.3% | TopicsArrayStringString Matching |
| 916. Word Subsets | Medium | 8.3% | TopicsArrayHash TableString |
| Swap Sex of Employees | Easy | 8.3% | TopicsDatabase |
| 1400. Construct K Palindrome Strings | Medium | 8.3% | TopicsHash TableStringGreedyCounting |
| Maximum Distance in Arrays | Medium | 8.3% | TopicsArrayGreedy |
| 2017. Grid Game | Medium | 8.3% | TopicsArrayMatrixPrefix Sum |
| 3429. Paint House IV | Medium | 8.3% | TopicsArrayDynamic Programming |
| 2373. Largest Local Values in a Matrix | Easy | 8.3% | TopicsArrayMatrix |
| 1290. Convert Binary Number in a Linked List to Integer | Easy | 8.3% | TopicsLinked ListMath |
| Shortest Path in a Hidden Grid | Medium | 8.3% | TopicsArrayDepth-First SearchBreadth-First SearchMatrixInteractive |
| 2418. Sort the People | Easy | 8.3% | TopicsArrayHash TableStringSorting |
| 1763. Longest Nice Substring | Easy | 8.3% | TopicsHash TableStringDivide and ConquerBit ManipulationSliding Window |
| 1980. Find Unique Binary String | Medium | 8.3% | TopicsArrayHash TableStringBacktracking |
| 1028. Recover a Tree From Preorder Traversal | Hard | 8.3% | TopicsStringTreeDepth-First SearchBinary Tree |
| 1780. Check if Number is a Sum of Powers of Three | Medium | 8.3% | TopicsMath |
| 2542. Maximum Subsequence Score | Medium | 8.3% | TopicsArrayGreedySortingHeap (Priority Queue) |
| 3306. Count of Substrings Containing Every Vowel and K Consonants II | Medium | 8.3% | TopicsHash TableStringSliding Window |
| 3356. Zero Array Transformation II | Medium | 8.3% | TopicsArrayTwo PointersBinary SearchPrefix Sum |
| 2206. Divide Array Into Equal Pairs | Easy | 8.3% | TopicsArrayHash TableBit ManipulationCounting |
| 2058. Find the Minimum and Maximum Number of Nodes Between Critical Points | Medium | 8.3% | TopicsLinked List |
| 3191. Minimum Operations to Make Binary Array Elements Equal to One I | Medium | 8.3% | TopicsArrayBit ManipulationQueueSliding WindowPrefix Sum |
| 1710. Maximum Units on a Truck | Easy | 8.3% | TopicsArrayGreedySorting |
