Amazon
2015 problems
| Problem | Difficulty | Frequency ↓ | Topics |
|---|---|---|---|
| 2439. Minimize Maximum of Array | Medium | 7.2% | TopicsArrayBinary SearchDynamic ProgrammingGreedyPrefix Sum |
| 2535. Difference Between Element Sum and Digit Sum of an Array | Easy | 7.2% | TopicsArrayMath |
| Sleep | Easy | 7.2% | Topics— |
| 2798. Number of Employees Who Met the Target | Easy | 7.2% | TopicsArray |
| 3133. Minimum Array End | Medium | 7.2% | TopicsBit Manipulation |
| 978. Longest Turbulent Subarray | Medium | 7.2% | TopicsArrayDynamic ProgrammingSliding Window |
| 1653. Minimum Deletions to Make String Balanced | Medium | 7.2% | TopicsStringDynamic ProgrammingStack |
| Super Ugly Number | Medium | 7.2% | TopicsArrayMathDynamic Programming |
| 2365. Task Scheduler II | Medium | 7.2% | TopicsArrayHash TableSimulation |
| 2602. Minimum Operations to Make All Array Elements Equal | Medium | 7.2% | TopicsArrayBinary SearchSortingPrefix Sum |
| 2419. Longest Subarray With Maximum Bitwise AND | Medium | 7.2% | TopicsArrayBit ManipulationBrainteaser |
| 3193. Count the Number of Inversions | Hard | 7.2% | TopicsArrayDynamic Programming |
| Sort By | Easy | 7.2% | Topics— |
| 1525. Number of Good Ways to Split a String | Medium | 7.2% | TopicsHash TableStringDynamic ProgrammingBit ManipulationPrefix Sum |
| 2290. Minimum Obstacle Removal to Reach Corner | Hard | 7.2% | TopicsArrayBreadth-First SearchGraph TheoryHeap (Priority Queue)MatrixShortest Path0-1 BFSDijkstra's Algorithm |
| 813. Largest Sum of Averages | Medium | 7.2% | TopicsArrayDynamic ProgrammingPrefix Sum |
| Biggest Single Number | Easy | 7.2% | TopicsDatabase |
| The Maze | Medium | 7.2% | TopicsArrayDepth-First SearchBreadth-First SearchMatrix |
| 967. Numbers With Same Consecutive Differences | Medium | 7.2% | TopicsBacktrackingBreadth-First Search |
| Rearrange String k Distance Apart | Hard | 7.2% | TopicsHash TableStringGreedySortingHeap (Priority Queue)Counting |
| 2418. Sort the People | Easy | 7.2% | TopicsArrayHash TableStringSorting |
| 1817. Finding the Users Active Minutes | Medium | 7.2% | TopicsArrayHash Table |
| Design Log Storage System | Medium | 7.2% | TopicsHash TableStringDesignOrdered Set |
| 2663. Lexicographically Smallest Beautiful String | Hard | 7.2% | TopicsStringGreedy |
| 2043. Simple Bank System | Medium | 7.2% | TopicsArrayHash TableDesignSimulation |
