'Coding has over 700 languages', '67% of programming jobs aren’t in the technology industry', 'Coding is behind almost everything that is powered by electricity'
Amazon interview experience Real time questions & tips from candidates to crack your interview
SDE - 1
Amazon
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2 rounds | 4 Coding problems
Interview preparation journey
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Preparation
Duration: 4 Months
Topics: Array,Linked List, Trees, Dynamic Programming, Graphs, Math, OOPS
Tip
Tip

Tip 1 : Keep talking about what are you thinking
Tip 2 : Don't beat about the bush if don't know the answer just say so
 

Application process
Where: Campus
Eligibility: No criteria
Resume Tip
Resume tip

Tip 1 : Only show projects you are confident about
Tip 2 : Basic Web and android projects are also fine

Interview rounds
01
Round
Medium
Online Coding Interview
Duration90 Miinutes
Interview date4 Aug 2020
Coding problem2

First round had MCQ + 2 coding questions. It was held in morning around 11 am. It was held on campus.

1. isPath
Moderate
15m average time
85% success
0/80
Asked in companies
AmazonPaytm (One97 Communications Limited)
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2. Element that appears once
Easy
15m average time
85% success
0/40
Asked in companies
AmazonGoldman SachsZS Associates

You are given an arbitrary array ‘arr’ consisting of N non-negative integers, where every element appears thrice except one. You need to find the element that appears only once.

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02
Round
Medium
Face to Face
Duration90 Minutes
Interview date7 Jul 2020
Coding problem2

Second Round was held in morning around 10-11 am. There was one interviewer working on his laptop. Interviewer was really helpful and first offered me water and then for a bit talked about himself.

1. BST Iterator 2
Moderate
10m average time
90% success
0/80
Asked in companies
Paytm (One97 Communications Limited)AmazonUber

You are given a class named as BSTIterator that represents an iterator over inorder traversal of a binary search tree. You need to implement the following things as follows:

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2. Distance between two nodes of a Tree
Moderate
25m average time
60% success
0/80
Asked in companies
OraclePaytm (One97 Communications Limited)JP Morgan

Given a binary tree and the value of two nodes, find the distance between the given two nodes of the Binary Tree.

Distance between two nodes is defined as the...

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