# Amazon Interview Experience: SDE : Set 22

Company Name: Amazon

Job Role: SDE

Years of Experience Required: Fresher

Drive: On-Campus

### Preparation for Amazon

Topics: Data Structures and Algorithms

Duration: 4-6 months

Source of Preparation: GFG, Striver’s SDE sheet, Leetcode.

[BONUS]:

### Amazon Interview Rounds

Round 1: Online assessment

• An array is increasing and then decreasing find the point where it stops increasing.
• Insert a number in its correct position in a sorted circular linked list.

Round 2: Technical Interview

• Left view of a Binary Tree: Given a Binary Tree, find the Right/Left view of it. The right view of a Binary Tree is a set of nodes visible when the tree is viewed from the right side. The left view of a Binary Tree is a set of nodes visible when the tree is viewed from the left side.
• Repeating and Missing in an array: You are given a read-only array of N integers with values also in the range [1, N] both inclusive. Each integer appears exactly once except A which appears twice and B which is missing. The task is to find the repeating and missing numbers A and B where A repeats twice and B is missing.

Round 3:Technical Interview

• Next greater element for every element in an array: Given a circular integer array A, return the next greater element for every element in A. The next greater element for an element x is the first element greater than x that we come across while traversing the array in a clockwise manner.
• Dont remember the exact question its was something on binary search

Round 4: Technical + Managerial

• Dbms questions
• basic hr questions
• Given a string find the maximum length of the window with the highest number of distinct characters.

Verdict: Selected

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