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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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12 questions

  1. 1Remove duplicates from sorted arrayCoding· Ninjacart, Twilio
  2. 2Group anagramsMediumCoding· Blinkit, MakeMyTrip
  3. 3Trapping Rain Water IIHardCoding· Twilio
  4. 4Course ScheduleMediumCoding· Zoho
  5. 5Given the root of a binary tree of integers, return the maximum path sum.MediumCoding· Adobe, Apple
  6. 6Tell me about how you brought a product to market.MediumBehavioralProduct· Amazon, Capital One
  7. 7Implement LRU Cache.HardCoding· Accenture, Adobe
  8. 8Tell me about a time you solved a complex problem for a customer.MediumBehavioralProduct· Twilio
  9. 9Given an integer array nums and an integer k, return true if nums has a subarray of at least two elements whose sum is a multiple of k.HardCoding· Adobe, Apple
  10. 10Tell me about yourself.MediumBehavioral· Accenture, ADP
  11. 11What are you most proud of in your career?MediumBehavioral· ElevenLabs, Google
  12. 12Why did Twilio acquire SendGrid?Medium· Twilio