Palo Alto Networks
50 problems
| Problem | Difficulty | Frequency ↓ | Topics |
|---|---|---|---|
| 146. LRU Cache | Medium | 100% | TopicsHash TableLinked ListDesignDoubly-Linked List |
| 2831. Find the Longest Equal Subarray | Medium | 85.6% | TopicsArrayHash TableBinary SearchSliding Window |
| Logger Rate Limiter | Easy | 77.6% | TopicsHash TableDesignData Stream |
| 56. Merge Intervals | Medium | 74.2% | TopicsArraySortingQuicksort |
| 3. Longest Substring Without Repeating Characters | Medium | 70.1% | TopicsHash TableStringSliding Window |
| 49. Group Anagrams | Medium | 65.1% | TopicsArrayHash TableStringSorting |
| 443. String Compression | Medium | 65.1% | TopicsTwo PointersString |
| 706. Design HashMap | Easy | 65.1% | TopicsArrayHash TableLinked ListDesignHash Function |
| 33. Search in Rotated Sorted Array | Medium | 65.1% | TopicsArrayBinary Search |
| 2086. Minimum Number of Food Buckets to Feed the Hamsters | Medium | 65.1% | TopicsStringDynamic ProgrammingGreedy |
| Decode String | Medium | 65.1% | TopicsStringStackRecursion |
| 88. Merge Sorted Array | Easy | 65.1% | TopicsArrayTwo PointersSorting |
| 4. Median of Two Sorted Arrays | Hard | 58.7% | TopicsArrayBinary SearchDivide and Conquer |
| 102. Binary Tree Level Order Traversal | Medium | 58.7% | TopicsTreeBreadth-First SearchBinary Tree |
| 155. Min Stack | Medium | 58.7% | TopicsStackDesign |
| 12. Integer to Roman | Medium | 58.7% | TopicsHash TableMathString |
| 692. Top K Frequent Words | Medium | 58.7% | TopicsArrayHash TableStringTrieSortingHeap (Priority Queue)Bucket SortCounting |
| Insert Delete GetRandom O(1) | Medium | 58.7% | TopicsArrayHash TableMathDesignRandomized |
| 93. Restore IP Addresses | Medium | 58.7% | TopicsStringBacktracking |
| 14. Longest Common Prefix | Easy | 58.7% | TopicsArrayStringTrie |
| 870. Advantage Shuffle | Medium | 58.7% | TopicsArrayTwo PointersGreedySorting |
| Reverse Linked List II | Medium | 58.7% | TopicsLinked List |
| 141. Linked List Cycle | Easy | 58.7% | TopicsHash TableLinked ListTwo PointersFloyd's Cycle Finding Algorithm |
| 2. Add Two Numbers | Medium | 58.7% | TopicsLinked ListMathRecursion |
| 560. Subarray Sum Equals K | Medium | 58.7% | TopicsArrayHash TablePrefix Sum |
