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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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164 questions

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