Practice problems across 75+ categories
Practice coding problems across all companies and topics • 3600 problems | 879 Easy | 1856 Medium | 842 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 963 | Minimum Area Rectangle II | Medium | ArrayHash TableMath |
| 964 | Least Operators to Express Number | Hard | MathDynamic ProgrammingMemoization |
| 965 | Univalued Binary Tree | Easy | TreeDepth-First SearchBreadth-First Search |
| 966 | Vowel Spellchecker | Medium | ArrayHash TableString |
| 967 | Numbers With Same Consecutive Differences | Medium | BacktrackingBreadth-First Search |
| 968 | Binary Tree Cameras | Hard | Dynamic ProgrammingTreeDepth-First Search |
| 969 | Pancake Sorting | Medium | ArrayTwo PointersGreedy |
| 970 | Powerful Integers | Medium | Hash TableMathEnumeration |
| 971 | Flip Binary Tree To Match Preorder Traversal | Medium | TreeDepth-First SearchBinary Tree |
| 972 | Equal Rational Numbers | Hard | MathString |
| 973 | K Closest Points to Origin | Medium | ArrayMathDivide and Conquer |
| 974 | Subarray Sums Divisible by K | Medium | ArrayHash TablePrefix Sum |
| 975 | Odd Even Jump | Hard | ArrayDynamic ProgrammingStack |
| 976 | Largest Perimeter Triangle | Easy | ArrayMathGreedy |
| 977 | Squares of a Sorted Array | Easy | ArrayTwo PointersSorting |
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