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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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7 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. 6Implement LRU Cache.HardCoding· Accenture, Adobe
  7. 7Given 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