Practice problems across 75+ categories
Practice coding problems across all companies and topics • 3600 problems | 879 Easy | 1856 Medium | 842 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 2069 | Walking Robot Simulation II | Medium | DesignSimulation |
| 2070 | Most Beautiful Item for Each Query | Medium | ArrayBinary SearchSorting |
| 2071 | Reverse Nodes in Even Length Groups | Medium | Linked List |
| 2072 | The Winner University | Easy | Database |
| 2073 | Time Needed to Buy Tickets | Easy | ArrayQueueSimulation |
| 2075 | Decode the Slanted Ciphertext | Medium | StringSimulation |
| 2076 | Process Restricted Friend Requests | Hard | Union FindGraph |
| 2077 | Paths in Maze That Lead to Same Room | Medium | Graph |
| 2078 | Two Furthest Houses With Different Colors | Easy | ArrayGreedy |
| 2079 | Watering Plants | Medium | ArraySimulation |
| 2080 | Range Frequency Queries | Medium | ArrayHash TableBinary Search |
| 2081 | Sum of k-Mirror Numbers | Hard | MathEnumeration |
| 2082 | The Number of Rich Customers | Easy | Database |
| 2083 | Substrings That Begin and End With the Same Letter | Medium | Hash TableMathString |
| 2084 | Drop Type 1 Orders for Customers With Type 0 Orders | Medium | Database |
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