Josh technology
34 problems
| Problem | Difficulty | Frequency ↓ | Topics |
|---|---|---|---|
| 84. Largest Rectangle in Histogram | Hard | 49.7% | TopicsArrayStackMonotonic StackRange Minimum/Maximum Query |
| 70. Climbing Stairs | Easy | 49.7% | TopicsMathDynamic ProgrammingMemoization |
| 929. Unique Email Addresses | Easy | 49.7% | TopicsArrayHash TableString |
| 102. Binary Tree Level Order Traversal | Medium | 49.7% | TopicsTreeBreadth-First SearchBinary Tree |
| 560. Subarray Sum Equals K | Medium | 49.7% | TopicsArrayHash TablePrefix Sum |
| 863. All Nodes Distance K in Binary Tree | Medium | 49.7% | TopicsHash TableTreeDepth-First SearchBreadth-First SearchBinary Tree |
| 962. Maximum Width Ramp | Medium | 49.7% | TopicsArrayTwo PointersStackMonotonic Stack |
| 24. Swap Nodes in Pairs | Medium | 49.7% | TopicsLinked ListRecursion |
| 5. Longest Palindromic Substring | Medium | 49.7% | TopicsTwo PointersStringDynamic ProgrammingManacher |
