Practice problems across 75+ categories
Practice coding problems across all companies and topics • 3600 problems | 879 Easy | 1856 Medium | 842 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 2777 | Date Range Generator | Medium | JavaScript |
| 2778 | Sum of Squares of Special Elements | Easy | ArrayEnumeration |
| 2779 | Maximum Beauty of an Array After Applying Operation | Medium | ArrayBinary SearchSliding Window |
| 2780 | Minimum Index of a Valid Split | Medium | ArrayHash TableSorting |
| 2781 | Length of the Longest Valid Substring | Hard | ArrayHash TableString |
| 2782 | Number of Unique Categories | Medium | Union FindInteractiveCounting |
| 2783 | Flight Occupancy and Waitlist Analysis | Medium | Database |
| 2784 | Check if Array is Good | Easy | ArrayHash TableSorting |
| 2785 | Sort Vowels in a String | Medium | StringSorting |
| 2786 | Visit Array Positions to Maximize Score | Medium | ArrayDynamic Programming |
| 2787 | Maximum Number of Groups With Increasing Length | Hard | ArrayMathBinary Search |
| 2787 | Ways to Express an Integer as Sum of Powers | Medium | Dynamic Programming |
| 2788 | Count Paths That Can Form a Palindrome in a Tree | Hard | Dynamic ProgrammingBit ManipulationTree |
| 2788 | Split Strings by Separator | Easy | ArrayString |
| 2789 | Count Nodes That Are Great Enough | Hard | Divide and ConquerTreeDepth-First Search |
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