Practice problems across 75+ categories
Practice problems frequently asked at Amazon • 3399 problems | 851 Easy | 1772 Medium | 756 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 1396 | K-th Nearest Obstacle Queries | Medium | ArrayHeap (Priority Queue) |
| 1397 | K-th Smallest in Lexicographical Order | Hard | Trie |
| 1398 | K-th Smallest Prime Fraction | Medium | ArrayTwo PointersBinary Search |
| 1399 | K-th Symbol in Grammar | Medium | MathBit ManipulationRecursion |
| 1400 | Keep Multiplying Found Values by Two | Easy | ArrayHash TableSorting |
| 1401 | Keyboard Row | Easy | ArrayHash TableString |
| 1402 | Keys and Rooms | Medium | Depth-First SearchBreadth-First SearchGraph |
| 1403 | Kids With the Greatest Number of Candies | Easy | Array |
| 1404 | Kill Process | Medium | ArrayHash TableTree |
| 1405 | Knight Dialer | Medium | Dynamic Programming |
| 1406 | Koko Eating Bananas | Medium | ArrayBinary Search |
| 1407 | Kth Ancestor of a Tree Node | Hard | Binary SearchDynamic ProgrammingBit Manipulation |
| 1408 | Kth Distinct String in an Array | Easy | ArrayHash TableString |
| 1409 | Kth Largest Element in a Stream | Easy | TreeDesignBinary Search Tree |
| 1410 | Kth Largest Element in an Array | Medium | ArrayDivide and ConquerSorting |
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.
