Practice problems across 75+ categories
Practice problems frequently asked at Amazon • 3399 problems | 851 Easy | 1772 Medium | 756 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 2626 | Prime Subtraction Operation | Medium | ArrayMathBinary Search |
| 2627 | Print Binary Tree | Medium | TreeDepth-First SearchBreadth-First Search |
| 2628 | Print Immutable Linked List in Reverse | Medium | Linked ListTwo PointersStack |
| 2629 | Print in Order | Easy | Concurrency |
| 2630 | Print Words Vertically | Medium | ArrayStringSimulation |
| 2631 | Print Zero Even Odd | Medium | Concurrency |
| 2632 | Prison Cells After N Days | Medium | ArrayHash TableMath |
| 2633 | Probability of a Two Boxes Having The Same Number of Distinct Balls | Hard | ArrayMathDynamic Programming |
| 2634 | Process Restricted Friend Requests | Hard | Union FindGraph |
| 2635 | Process Tasks Using Servers | Medium | ArrayHeap (Priority Queue) |
| 2636 | Product of Array Except Self | Medium | ArrayPrefix Sum |
| 2637 | Product of the Last K Numbers | Medium | ArrayMathDesign |
| 2638 | Product of Two Run-Length Encoded Arrays | Medium | ArrayTwo Pointers |
| 2639 | Product Price at a Given Date | Medium | Database |
| 2640 | Product Sales Analysis I | Easy | Database |
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