Practice problems across 75+ categories
Practice problems frequently asked at Amazon • 3399 problems | 851 Easy | 1772 Medium | 756 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 91 | Arithmetic Slices | Medium | ArrayDynamic ProgrammingSliding Window |
| 92 | Arithmetic Slices II - Subsequence | Hard | ArrayDynamic Programming |
| 93 | Arithmetic Subarrays | Medium | ArrayHash TableSorting |
| 94 | Armstrong Number | Easy | Math |
| 95 | Arrange Table by Gender | Medium | Database |
| 96 | Arranging Coins | Easy | MathBinary Search |
| 97 | Array Nesting | Medium | ArrayDepth-First Search |
| 98 | Array of Doubled Pairs | Medium | ArrayHash TableGreedy |
| 99 | Array Partition | Easy | ArrayGreedySorting |
| 100 | Array Prototype ForEach | Easy | JavaScript |
| 101 | Array Prototype Last | Easy | JavaScript |
| 102 | Array Reduce Transformation | Easy | JavaScript |
| 103 | Array Transformation | Easy | ArraySimulation |
| 104 | Array Upper Bound | Easy | JavaScript |
| 105 | Array With Elements Not Equal to Average of Neighbors | Medium | ArrayGreedySorting |
Powerful online tools to boost your productivity
Coding Ground For Developers
Code, Edit, Run and ShareIgnite your coding potential on Coding Ground - an immersive online platform for hands-on learning, collaboration, and skill development.
