Practice problems across 75+ categories
Practice coding problems across all companies and topics • 3600 problems | 879 Easy | 1856 Medium | 842 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 376 | Circular Permutation in Binary Representation | Medium | MathBacktrackingBit Manipulation |
| 377 | Circular Sentence | Easy | String |
| 378 | Class Performance | Medium | Database |
| 379 | Classes With at Least 5 Students | Easy | Database |
| 380 | Classifying Triangles by Lengths | Easy | Database |
| 381 | Clear Digits | Easy | StringStackSimulation |
| 382 | Climbing Stairs | Easy | MathDynamic ProgrammingMemoization |
| 383 | Clone Binary Tree With Random Pointer | Medium | Hash TableTreeDepth-First Search |
| 384 | Clone Graph | Medium | Hash TableDepth-First SearchBreadth-First Search |
| 385 | Clone N-ary Tree | Medium | Hash TableTreeDepth-First Search |
| 386 | Closest Binary Search Tree Value | Easy | Binary SearchTreeDepth-First Search |
| 387 | Closest Binary Search Tree Value II | Hard | Two PointersStackTree |
| 388 | Closest Dessert Cost | Medium | ArrayDynamic ProgrammingBacktracking |
| 389 | Closest Divisors | Medium | Math |
| 390 | Closest Equal Element Queries | Medium | ArrayHash TableBinary Search |
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