Practice problems across 75+ categories
Practice problems frequently asked at Amazon • 3399 problems | 851 Easy | 1772 Medium | 756 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 2341 | Next Greater Element IV | Hard | ArrayBinary SearchStack |
| 2342 | Next Greater Node In Linked List | Medium | ArrayLinked ListStack |
| 2343 | Next Greater Numerically Balanced Number | Medium | Hash TableMathBacktracking |
| 2344 | Next Permutation | Medium | ArrayTwo Pointers |
| 2345 | Nim Game | Easy | MathBrainteaserGame Theory |
| 2346 | Node With Highest Edge Score | Medium | Hash TableGraph |
| 2347 | Non-decreasing Array | Medium | Array |
| 2348 | Non-decreasing Subsequences | Medium | ArrayHash TableBacktracking |
| 2349 | Non-negative Integers without Consecutive Ones | Hard | Dynamic Programming |
| 2350 | Non-overlapping Intervals | Medium | ArrayDynamic ProgrammingGreedy |
| 2351 | Not Boring Movies | Easy | Database |
| 2352 | NPV Queries | Easy | Database |
| 2353 | Nth Digit | Medium | MathBinary Search |
| 2354 | Nth Highest Salary | Medium | Database |
| 2355 | Nth Magical Number | Hard | MathBinary Search |
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