find level order traversal of a binary tree?
Sde Interview Questions
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Nothing Unexpected as the Amazon interview process is cracked and broken down in many youtube videos. And the analysis is accurate.
First ask some behavior questions then followed by coding question; not too difficult coding question. String sorting question.
Given a number n, find sum of square of digits. Now that is your new number, find sum of square of digits for that. Keep going on. You are given bool isvalid(int n). Return true if the number ever becomes 1. If not, return false. Do this in o(1) space.
reverse the given linked list
Data Structures and Algorithms related questions.
Data Structures and Algorithms questions were there.
Coding questions on dynamic programming, backtracking, matrix traversal, optimal sub-sequence, longest continuous path in a matrix, etc.
Questions on graphs, strings and some on backtracking. Also they asked me about linear hashing and garbage collection.
How to create an array like cache?
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