Practice problems across 75+ categories
Practice coding problems across all companies and topics • 3600 problems | 879 Easy | 1856 Medium | 842 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 693 | Binary Number with Alternating Bits | Easy | Bit Manipulation |
| 694 | Number of Distinct Islands | Unknown | Hash TableDepth-First SearchBreadth-First Search |
| 695 | Max Area of Island | Medium | ArrayDepth-First SearchBreadth-First Search |
| 696 | Count Binary Substrings | Easy | Two PointersString |
| 697 | Degree of an Array | Easy | ArrayHash Table |
| 698 | Partition to K Equal Sum Subsets | Medium | ArrayDynamic ProgrammingBacktracking |
| 699 | Falling Squares | Hard | ArraySegment TreeOrdered Set |
| 700 | Search in a Binary Search Tree | Easy | TreeBinary Search TreeBinary Tree |
| 701 | Insert into a Binary Search Tree | Medium | TreeBinary Search TreeBinary Tree |
| 702 | Search in a Sorted Array of Unknown Size | Medium | ArrayBinary SearchInteractive |
| 703 | Kth Largest Element in a Stream | Easy | TreeDesignBinary Search Tree |
| 704 | Binary Search | Easy | ArrayBinary Search |
| 704 | Design Linked List | Medium | Linked ListDesign |
| 705 | Design HashSet | Easy | ArrayHash TableLinked List |
| 706 | Design HashMap | Easy | ArrayHash TableLinked List |
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