Amazon
2015 problems
| Problem | Difficulty | Frequency ↓ | Topics |
|---|---|---|---|
| Filter Elements from Array | Easy | 18% | Topics— |
| Return Length of Arguments Passed | Easy | 18% | Topics— |
| 1049. Last Stone Weight II | Medium | 18% | TopicsArrayDynamic ProgrammingKnapsack Problem0-1 Knapsack |
| 2070. Most Beautiful Item for Each Query | Medium | 18% | TopicsArrayBinary SearchSorting |
| 2050. Parallel Courses III | Hard | 18% | TopicsArrayDynamic ProgrammingGraph TheoryTopological SortDirected Acyclic Graph |
| 1139. Largest 1-Bordered Square | Medium | 18% | TopicsArrayDynamic ProgrammingMatrix |
| Nim Game | Easy | 18% | TopicsMathBrainteaserMinimaxGame TheoryNim GameImpartial Game |
| 1765. Map of Highest Peak | Medium | 18% | TopicsArrayBreadth-First SearchMatrix |
| Robot Return to Origin | Easy | 18% | TopicsStringSimulation |
| 1559. Detect Cycles in 2D Grid | Medium | 18% | TopicsArrayDepth-First SearchBreadth-First SearchUnion-FindMatrix |
| 886. Possible Bipartition | Medium | 18% | TopicsDepth-First SearchBreadth-First SearchUnion-FindGraph TheoryGraph ColoringBipartite Graph |
| 1262. Greatest Sum Divisible by Three | Medium | 18% | TopicsArrayDynamic ProgrammingGreedySorting |
| 1848. Minimum Distance to the Target Element | Easy | 18% | TopicsArray |
| 3483. Unique 3-Digit Even Numbers | Easy | 18% | TopicsArrayHash TableRecursionEnumeration |
| 2071. Maximum Number of Tasks You Can Assign | Hard | 18% | TopicsArrayTwo PointersBinary SearchGreedyQueueSortingMonotonic Queue |
| 2918. Minimum Equal Sum of Two Arrays After Replacing Zeros | Medium | 18% | TopicsArrayGreedy |
| 3335. Total Characters in String After Transformations I | Medium | 18% | TopicsHash TableMathStringDynamic ProgrammingCounting |
| 2200. Find All K-Distant Indices in an Array | Easy | 18% | TopicsArrayTwo Pointers |
| 2040. Kth Smallest Product of Two Sorted Arrays | Hard | 18% | TopicsArrayBinary Search |
| 1928. Minimum Cost to Reach Destination in Time | Hard | 18% | TopicsArrayDynamic ProgrammingGraph TheoryDijkstra's Algorithm |
| 3439. Reschedule Meetings for Maximum Free Time I | Medium | 18% | TopicsArrayGreedySliding Window |
| Cherry Pickup | Hard | 18% | TopicsArrayDynamic ProgrammingMatrix |
| 3477. Fruits Into Baskets II | Easy | 18% | TopicsArrayBinary SearchSegment TreeSimulationOrdered Set |
| 1861. Rotating the Box | Medium | 18% | TopicsArrayTwo PointersMatrix |
| 966. Vowel Spellchecker | Medium | 18% | TopicsArrayHash TableString |
