Practice problems across 75+ categories
Practice coding problems across all companies and topics • 3600 problems | 879 Easy | 1856 Medium | 842 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 1876 | Market Analysis I | Medium | Database |
| 1877 | Market Analysis II | Hard | Database |
| 1878 | Market Analysis III | Medium | Database |
| 1879 | Masking Personal Information | Medium | String |
| 1880 | Match Alphanumerical Pattern in Matrix I | Medium | ArrayHash TableString |
| 1881 | Match Substring After Replacement | Hard | ArrayHash TableString |
| 1882 | Matchsticks to Square | Medium | ArrayDynamic ProgrammingBacktracking |
| 1883 | Matrix Block Sum | Medium | ArrayMatrixPrefix Sum |
| 1884 | Matrix Cells in Distance Order | Easy | ArrayMathGeometry |
| 1885 | Matrix Chain Multiplication | Medium | Dynamic ProgrammingDP2D Array |
| 1886 | Matrix Diagonal Sum | Easy | ArrayMatrix |
| 1887 | Matrix Exponentiation | Hard | Advanced AlgorithmsMatrixMath |
| 1888 | Matrix Multiplication | Medium | Arrays2D ArrayMath |
| 1889 | Matrix Similarity After Cyclic Shifts | Easy | ArrayMathMatrix |
| 1890 | Matrix Spiral Traversal | Medium | Arrays2D ArrayLogic |
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