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Amazon Interview Experience

  • Difficulty Level : Hard
  • Last Updated : 01 Jul, 2021

Round 1(Coding Round):

  1. Given a binary tree, where every node points to its parent node and the parent of root is null. You have given two nodes to find the distance between them.
  2. Given a matrix of m*n find the maximum path sum from any node. 


 10 20 30 40
20 50 60 100
So, ans is 
10 + 20 + 50 + 60 +100 = 240

10 30 50
 0 40 30
20 70 80
So, the maximum path sum is
10 -> 30 -> 40 -> 70 -> 80 = 230
  1. Some behavioural questions were asked.

Round 2(Design Round):

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  1. Design flight booking system. 

    They are more focusing on LLD in this round. 

    Some cross-questions were asked like how you are handling concurrency for the same ticket etc?

  2. Some behavioral questions were asked.

Round 3(Design Round):

  1. Design Tinder :). 

    They are more focusing on HLD in this round.

  2. Some behavioral questions were asked.
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