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4,310 interview questions, answered.

Reference answers, what the interviewer is really testing, how it is graded, and the follow-ups that come next.

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455 questions

  1. 25Maximum Alternating Subarray SumCoding· Amazon
  2. 26Maximum Consecutive Good NumbersCoding· Amazon
  3. 27Maximum Points on a LineHardCoding· Amazon
  4. 28Maximum Size Subarray Sum Equals kCoding· Amazon, Visa
  5. 29Maximum Subarray Sum After One OperationCoding· Amazon
  6. 30Maximum Vacation DaysCoding· Amazon
  7. 31Meeting Rooms IICoding· Amazon
  8. 32Merge IntervalsMediumCoding· Blinkit, Docquity Holdings(PBS)
  9. 33Minimum days to make M bouquetsCoding· Amazon
  10. 34Most Stones Removed with Same Row or ColumnMediumCoding· Myntra, Amazon
  11. 35Number of islandsCoding· Amazon, Goldman Sachs
  12. 36Number of Ways to Build Sturdy Brick WallCoding· Amazon
  13. 37Paint FenceCoding· Amazon, Walmart
  14. 38Print all nodes at a distance of K in BTCoding· Amazon, Uber
  15. 39Reverse LL in group of given size KCoding· Amazon, MakeMyTrip
  16. 40Rotten OrangesCoding· Amazon, Informatica
  17. 41Search in 2D matrix - IICoding· Adobe, Amazon
  18. 42Shortest Distance from All BuildingsCoding· Amazon, Meta
  19. 43Sum of Fibonacci NumbersCoding· Amazon
  20. 44Top k frequent elementsMediumCoding· Amazon, Apple
  21. 45Topological sort or Kahn's algorithmCoding· Amazon, Microsoft
  22. 46Unique paths IICoding· Amazon
  23. 47Valid Paranthesis CheckerCoding· Amazon, Fidelity
  24. 48Valid Word AbbreviationCoding· Amazon