2324 problems
| Problem | Difficulty | Frequency ↓ | Topics |
|---|---|---|---|
| Text Justification | Hard | 44.1% | TopicsArrayStringSimulation |
| Divide Two Integers | Medium | 44.1% | TopicsMathBit Manipulation |
| 61. Rotate List | Medium | 44.1% | TopicsLinked ListTwo Pointers |
| 543. Diameter of Binary Tree | Easy | 44.1% | TopicsTreeDepth-First SearchBinary TreeDP on Trees |
| 1752. Check if Array Is Sorted and Rotated | Easy | 44.1% | TopicsArray |
| String to Integer (atoi) | Medium | 43.8% | TopicsString |
| 139. Word Break | Medium | 43.8% | TopicsArrayHash TableStringDynamic ProgrammingTrieMemoizationBrute-Force Search |
| 443. String Compression | Medium | 43.8% | TopicsTwo PointersString |
| 1011. Capacity To Ship Packages Within D Days | Medium | 43.8% | TopicsArrayBinary Search |
| 102. Binary Tree Level Order Traversal | Medium | 43.5% | TopicsTreeBreadth-First SearchBinary Tree |
| Random Pick with Weight | Medium | 43.5% | TopicsArrayMathBinary SearchPrefix SumRandomized |
| Power of Three | Easy | 43.2% | TopicsMathRecursion |
| 2337. Move Pieces to Obtain a String | Medium | 43.2% | TopicsTwo PointersString |
| Find Customer Referee | Easy | 43.2% | TopicsDatabase |
| Article Views I | Easy | 43.2% | TopicsDatabase |
| Apply Substitutions | Medium | 42.9% | TopicsArrayHash TableStringDepth-First SearchBreadth-First SearchGraph TheoryTopological Sort |
| 1502. Can Make Arithmetic Progression From Sequence | Easy | 42.9% | TopicsArraySorting |
| 1101. The Earliest Moment When Everyone Become Friends | Medium | 42.6% | TopicsArrayUnion-FindSorting |
| 148. Sort List | Medium | 42.6% | TopicsLinked ListTwo PointersDivide and ConquerSortingMerge Sort |
| 843. Guess the Word | Hard | 42.6% | TopicsArrayMathStringMinimaxInteractiveGame Theory |
| 76. Minimum Window Substring | Hard | 42.2% | TopicsHash TableStringSliding Window |
| 79. Word Search | Medium | 42.2% | TopicsArrayStringBacktrackingDepth-First SearchMatrix |
| 94. Binary Tree Inorder Traversal | Easy | 42.2% | TopicsStackTreeDepth-First SearchBinary Tree |
| Rising Temperature | Easy | 42.2% | TopicsDatabase |
| 312. Burst Balloons | Hard | 42.2% | TopicsArrayDynamic Programming |
