Practice problems across 75+ categories
Practice problems frequently asked at Meta • 2900 problems | 652 Easy | 1528 Medium | 703 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 2026 | Next Greater Element II | Medium | ArrayStackMonotonic Stack |
| 2027 | Next Greater Element III | Medium | MathTwo PointersString |
| 2028 | Next Greater Element IV | Hard | ArrayBinary SearchStack |
| 2029 | Next Greater Node In Linked List | Medium | ArrayLinked ListStack |
| 2030 | Next Greater Numerically Balanced Number | Medium | Hash TableMathBacktracking |
| 2031 | Next Permutation | Medium | ArrayTwo Pointers |
| 2032 | Node With Highest Edge Score | Medium | Hash TableGraph |
| 2033 | Non-decreasing Array | Medium | Array |
| 2034 | Non-decreasing Subsequences | Medium | ArrayHash TableBacktracking |
| 2035 | Non-negative Integers without Consecutive Ones | Hard | Dynamic Programming |
| 2036 | Non-overlapping Intervals | Medium | ArrayDynamic ProgrammingGreedy |
| 2037 | Not Boring Movies | Easy | Database |
| 2038 | NPV Queries | Easy | Database |
| 2039 | Nth Digit | Medium | MathBinary Search |
| 2040 | Nth Highest Salary | Medium | Database |
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