Apple
282 problems
| Problem | Difficulty | Frequency ↓ | Topics |
|---|---|---|---|
| Coin Change II | Medium | 22.3% | TopicsArrayDynamic ProgrammingKnapsack ProblemComplete Knapsack |
| 93. Restore IP Addresses | Medium | 22.3% | TopicsStringBacktracking |
| 1038. Binary Search Tree to Greater Sum Tree | Medium | 22.3% | TopicsTreeDepth-First SearchBinary Search TreeBinary Tree |
| Unit Conversion II | Medium | 22.3% | TopicsArrayMathDepth-First SearchBreadth-First SearchGraph Theory |
| 1207. Unique Number of Occurrences | Easy | 22.3% | TopicsArrayHash Table |
| Minimum Path Sum | Medium | 22.3% | TopicsArrayDynamic ProgrammingMatrix |
| 1275. Find Winner on a Tic Tac Toe Game | Easy | 22.3% | TopicsArrayHash TableMatrixSimulation |
