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4,310 interview questions, answered.

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455 questions

  1. 73Diameter of N-ary TreeCoding· Amazon
  2. 74DPCoding· Amazon, Goldman Sachs
  3. 75Encode and Decode StringsCoding· Amazon, Microsoft
  4. 76Evaluate DivisionMediumCoding· Amazon
  5. 77Evaluate Reverse Polish NotationMediumCoding· Amazon
  6. 78Falling DominoesCoding· Amazon
  7. 79Find the number of edges in the largest connected component of a graphCoding· Amazon
  8. 80Find the peak element in a rotated sorted array.Coding· Amazon
  9. 81Find the Smallest Divisor Given a ThresholdMediumCoding· Amazon
  10. 82First Unique Character in a StringEasyCoding· Amazon
  11. 83Fizz BuzzEasyCoding· Amazon
  12. 84Friend Requests II: Who Has the Most FriendsMediumCoding· Amazon
  13. 85Gas StationMediumCoding· Amazon, Cleartrip
  14. 86Get Equal Substrings Within BudgetMediumCoding· Amazon
  15. 87GraphsCoding· Amazon, Juspay
  16. 88House RobberCoding· Amazon
  17. 89House Robber problem (something like this)Coding· Amazon
  18. 90Insert Delete GetRandom O(1)MediumCoding· Amazon, D. E. Shaw & Co
  19. 91Largest Submatrix With RearrangementsMediumCoding· Amazon
  20. 92Lexicographically largest sub-sequence of the given stringCoding· Amazon
  21. 93Longest Consecutive SequenceMediumCoding· Amazon, Microsoft
  22. 94Maximum Difference Between Node and AncestorMediumCoding· Amazon
  23. 95Maximum Level Sum of a Binary TreeMediumCoding· Amazon
  24. 96Maximum Number of Weeks for Which You Can WorkMediumCoding· Amazon