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4,310 interview questions, answered.

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93 questions

  1. 1Bomb EnemyCoding· Uber
  2. 2Course Schedule IICoding· Atlassian, Flipkart
  3. 3Paint HouseCoding· Uber
  4. 4Print all nodes at a distance of K in BTCoding· Amazon, Uber
  5. 5Rotten OrangesCoding· Amazon, Informatica
  6. 6BFS AlgorithmCoding· Uber
  7. 7Count Subarrays With Fixed BoundsHardCoding· Uber
  8. 8Dynamic Programming ProblemCoding· Uber
  9. 9Find the Largest Palindrome Divisible by KHardCoding· Uber
  10. 10Find the next closest largest palindrome of a given numberCoding· Uber
  11. 11Find the Number of Ways to Place People IIHardCoding· Uber
  12. 12Finding the Next Closest PalindromeCoding· MMaersk, Uber
  13. 13First non-repeating character in a stream of dataCoding· Uber
  14. 14Graph Based ProblemCoding· Uber
  15. 15Kth Smallest Element in an ArrayCoding· Intuit, Microsoft
  16. 16Minimum Cost to travel in a GridCoding· Uber
  17. 17Most Profitable Path in a TreeMediumCoding· Uber
  18. 18Rearrange positive and negative numbersCoding· Uber
  19. 19Reservation SystemCoding· Uber
  20. 20Strictly Palindromic NumberMediumCoding· Uber
  21. 21Driver fraud: SQL plus modeling pipelineData· Uber
  22. 22How would you improve airport passengers' experience to address the pain point of time spent at the airport?MediumProduct· Uber
  23. 23If you noticed a 10% decrease in an app’s conversion rate, what steps would you take to investigate and resolve the issue?MediumProduct· Uber
  24. 24Balanced TreeMediumCoding· Spotify, Uber