Josh technology
34 problems
| Problem | Difficulty | Frequency ↓ | Topics |
|---|---|---|---|
| Largest Number | Medium | 100% | TopicsArrayStringGreedySorting |
| 2074. Reverse Nodes in Even Length Groups | Medium | 76.5% | TopicsLinked List |
| 2415. Reverse Odd Levels of Binary Tree | Medium | 73.2% | TopicsTreeDepth-First SearchBreadth-First SearchBinary Tree |
| 2130. Maximum Twin Sum of a Linked List | Medium | 69.3% | TopicsLinked ListTwo PointersStack |
| 54. Spiral Matrix | Medium | 69.3% | TopicsArrayMatrixSimulation |
| 1325. Delete Leaves With a Given Value | Medium | 64.5% | TopicsTreeDepth-First SearchBinary Tree |
| 25. Reverse Nodes in k-Group | Hard | 58.4% | TopicsLinked ListRecursion |
| 1448. Count Good Nodes in Binary Tree | Medium | 58.4% | TopicsTreeDepth-First SearchBreadth-First SearchBinary Tree |
| 402. Remove K Digits | Medium | 58.4% | TopicsStringStackGreedyMonotonic Stack |
| 739. Daily Temperatures | Medium | 58.4% | TopicsArrayStackMonotonic Stack |
| 1026. Maximum Difference Between Node and Ancestor | Medium | 58.4% | TopicsTreeDepth-First SearchBinary Tree |
| 49. Group Anagrams | Medium | 58.4% | TopicsArrayHash TableStringSorting |
| 875. Koko Eating Bananas | Medium | 58.4% | TopicsArrayBinary Search |
| Merge Two Binary Trees | Easy | 58.4% | TopicsTreeDepth-First SearchBreadth-First SearchBinary Tree |
| 1315. Sum of Nodes with Even-Valued Grandparent | Medium | 58.4% | TopicsTreeDepth-First SearchBreadth-First SearchBinary Tree |
| 21. Merge Two Sorted Lists | Easy | 58.4% | TopicsLinked ListRecursion |
| 61. Rotate List | Medium | 58.4% | TopicsLinked ListTwo Pointers |
| Island Perimeter | Easy | 58.4% | TopicsArrayDepth-First SearchBreadth-First SearchMatrix |
| 283. Move Zeroes | Easy | 49.7% | TopicsArrayTwo Pointers |
| Find Bottom Left Tree Value | Medium | 49.7% | TopicsTreeDepth-First SearchBreadth-First SearchBinary Tree |
| 226. Invert Binary Tree | Easy | 49.7% | TopicsTreeDepth-First SearchBreadth-First SearchBinary Tree |
| Flatten Binary Tree to Linked List | Medium | 49.7% | TopicsLinked ListStackTreeDepth-First SearchBinary Tree |
| 19. Remove Nth Node From End of List | Medium | 49.7% | TopicsLinked ListTwo Pointers |
| Odd Even Linked List | Medium | 49.7% | TopicsLinked List |
| Find Largest Value in Each Tree Row | Medium | 49.7% | TopicsTreeDepth-First SearchBreadth-First SearchBinary Tree |
