General Motors
14 problems
| Problem | Difficulty | Frequency ↓ | Topics |
|---|---|---|---|
| 323. Number of Connected Components in an Undirected Graph | Medium | 100% | TopicsDepth-First SearchBreadth-First SearchUnion-FindGraph Theory |
| 4009. Minimum Possible Maximum Waiting Time | Hard | 78.8% | TopicsArrayDynamic ProgrammingMemoization |
| 1404. Number of Steps to Reduce a Number in Binary Representation to One | Medium | 69.7% | TopicsStringBit ManipulationSimulation |
| Implement Trie (Prefix Tree) | Medium | 65.4% | TopicsHash TableStringDesignTrie |
| 56. Merge Intervals | Medium | 65.4% | TopicsArraySortingQuicksort |
| 146. LRU Cache | Medium | 59.9% | TopicsHash TableLinked ListDesignDoubly-Linked List |
| Minimum Path Sum | Medium | 59.9% | TopicsArrayDynamic ProgrammingMatrix |
| Dot Product of Two Sparse Vectors | Medium | 59.9% | TopicsArrayHash TableTwo PointersDesignLinear Algebra |
| Maximum Sum of 3 Non-Overlapping Subarrays | Hard | 59.9% | TopicsArrayDynamic ProgrammingSliding WindowPrefix Sum |
| First Missing Positive | Hard | 52.1% | TopicsArrayHash Table |
| 297. Serialize and Deserialize Binary Tree | Hard | 52.1% | TopicsStringTreeDepth-First SearchBreadth-First SearchDesignBinary Tree |
| 843. Guess the Word | Hard | 52.1% | TopicsArrayMathStringMinimaxInteractiveGame Theory |
| 1647. Minimum Deletions to Make Character Frequencies Unique | Medium | 52.1% | TopicsHash TableStringGreedySorting |
| 200. Number of Islands | Medium | 52.1% | TopicsArrayDepth-First SearchBreadth-First SearchUnion-FindMatrix |
