depth first search of a array in a non-recursive manner without using extra memory
Interns Interview Questions
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Given an array of integers, find all pairs that will add to a given integer.
Are you more of a social person or an analytical person?
Find two integers in an unsorted array that produced a certain sum in linear time.
Technical Question. Given a string such as 3 + 2 / 5 - 3 * 4, calculate it.
Given a mathematical expression, what data structure would you use to evaluate the expression? How would you design the above question to use Trees/Graphs.
Tell me about yourself
What price per minute would you set for a cloud computing product that delivers a premium product and is currently set at $1.04 per minute?
Binary search trees
You have two operations: add by one and multiply by 2. Find the minimum number of operations to get from 0 to any particular integer.
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