Practice problems across 75+ categories
Practice coding problems across all companies and topics • 3600 problems | 879 Easy | 1856 Medium | 842 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 3076 | Sequence Reconstruction | Medium | ArrayGraphTopological Sort |
| 3077 | Sequential Digits | Medium | Enumeration |
| 3078 | Sequential Grid Path Cover | Medium | ArrayRecursionMatrix |
| 3079 | Sequentially Ordinal Rank Tracker | Hard | DesignHeap (Priority Queue)Data Stream |
| 3080 | Serialize and Deserialize Binary Tree | Hard | StringTreeDepth-First Search |
| 3081 | Serialize and Deserialize BST | Medium | StringTreeDepth-First Search |
| 3082 | Serialize and Deserialize N-ary Tree | Hard | StringTreeDepth-First Search |
| 3083 | Server Utilization Time | Medium | Database |
| 3084 | Set Intersection Size At Least Two | Hard | ArrayGreedySorting |
| 3085 | Set Matrix Zeroes | Medium | ArrayHash TableMatrix |
| 3086 | Set Mismatch | Easy | ArrayHash TableBit Manipulation |
| 3087 | Shift 2D Grid | Easy | ArrayMatrixSimulation |
| 3088 | Shift Distance Between Two Strings | Medium | ArrayStringPrefix Sum |
| 3089 | Shifting Letters | Medium | ArrayStringPrefix Sum |
| 3090 | Shifting Letters II | Medium | ArrayStringPrefix Sum |
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