SoFi
14 problems
| Problem | Difficulty | Frequency ↓ | Topics |
|---|---|---|---|
| 1347. Minimum Number of Steps to Make Two Strings Anagram | Medium | 100% | TopicsHash TableStringCounting |
| 845. Longest Mountain in Array | Medium | 91.5% | TopicsArrayTwo PointersDynamic ProgrammingEnumeration |
| 347. Top K Frequent Elements | Medium | 91.5% | TopicsArrayHash TableDivide and ConquerSortingHeap (Priority Queue)Bucket SortCountingQuickselect |
| 76. Minimum Window Substring | Hard | 85.9% | TopicsHash TableStringSliding Window |
| Insert Delete GetRandom O(1) | Medium | 85.9% | TopicsArrayHash TableMathDesignRandomized |
| 200. Number of Islands | Medium | 78.7% | TopicsArrayDepth-First SearchBreadth-First SearchUnion-FindMatrix |
| 146. LRU Cache | Medium | 78.7% | TopicsHash TableLinked ListDesignDoubly-Linked List |
| 2472. Maximum Number of Non-overlapping Palindrome Substrings | Hard | 78.7% | TopicsTwo PointersStringDynamic ProgrammingGreedy |
| Asteroid Collision | Medium | 68.5% | TopicsArrayStackSimulation |
| Degree of an Array | Easy | 68.5% | TopicsArrayHash Table |
| 23. Merge k Sorted Lists | Hard | 68.5% | TopicsLinked ListDivide and ConquerHeap (Priority Queue)Merge SortTournament Sort |
| 1229. Meeting Scheduler | Medium | 68.5% | TopicsArrayTwo PointersSorting |
| 2861. Maximum Number of Alloys | Medium | 68.5% | TopicsArrayBinary Search |
| Text Justification | Hard | 68.5% | TopicsArrayStringSimulation |
