Practice problems across 75+ categories
Practice problems frequently asked at Amazon • 3399 problems | 851 Easy | 1772 Medium | 756 Hard
| # | Problem | Difficulty | Topics |
|---|---|---|---|
| 1606 | Make the Prefix Sum Non-negative | Medium | ArrayGreedyHeap (Priority Queue) |
| 1607 | Make The String Great | Easy | StringStack |
| 1608 | Make the XOR of All Segments Equal to Zero | Hard | ArrayDynamic ProgrammingBit Manipulation |
| 1609 | Make Three Strings Equal | Easy | String |
| 1610 | Make Two Arrays Equal by Reversing Subarrays | Easy | ArrayHash TableSorting |
| 1611 | Making A Large Island | Hard | ArrayDepth-First SearchBreadth-First Search |
| 1612 | Making File Names Unique | Medium | ArrayHash TableString |
| 1613 | Manager of the Largest Department | Medium | Database |
| 1614 | Managers with at Least 5 Direct Reports | Medium | Database |
| 1615 | Manhattan Distances of All Arrangements of Pieces | Hard | MathCombinatorics |
| 1616 | Map of Highest Peak | Medium | ArrayBreadth-First SearchMatrix |
| 1617 | Map Sum Pairs | Medium | Hash TableStringDesign |
| 1618 | Mark Elements on Array by Performing Queries | Medium | ArrayHash TableSorting |
| 1619 | Market Analysis II | Hard | Database |
| 1620 | Market Analysis III | Medium | Database |
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