Pure Storage
8 problems
| Problem | Difficulty | Frequency ↓ | Topics |
|---|---|---|---|
| Valid Square | Medium | 100% | TopicsMathGeometry |
| 647. Palindromic Substrings | Medium | 97.1% | TopicsTwo PointersStringDynamic Programming |
| Design Skiplist | Hard | 87.1% | TopicsLinked ListDesign |
| 1668. Maximum Repeating Substring | Easy | 77.5% | TopicsStringDynamic ProgrammingString Matching |
| Insert Delete GetRandom O(1) | Medium | 67.1% | TopicsArrayHash TableMathDesignRandomized |
| 2013. Detect Squares | Medium | 67.1% | TopicsArrayHash TableDesignCountingData Stream |
| 5. Longest Palindromic Substring | Medium | 58.8% | TopicsTwo PointersStringDynamic ProgrammingManacher |
| 704. Binary Search | Easy | 58.8% | TopicsArrayBinary Search |
