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Given an array of positive integers, sort the array in a manner such that when all the elements of new array are concatenated in a string, the number formed is maximum. e.g. input: [12,9,32] output: [9,32,12]
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Software Development Engineer Internship1

Interviewed at Microsoft

4★
Oct 21, 2016

Given an array of positive integers, sort the array in a manner such that when all the elements of new array are concatenated in a string, the number formed is maximum. e.g. input: [12,9,32] output: [9,32,12]

Given a string S and two indexes i & j, modify the string in a pattern such that: characters from [0 to i] index are now at back of the string. characters from [j till end of string] are in front of string. e.g. S = “abcdef” and i=1, j=3. Output should be: “defcab” Constraint: Constant Space.
avatar

Software Development Engineer Internship1

Interviewed at Microsoft

4★
Oct 21, 2016

Given a string S and two indexes i & j, modify the string in a pattern such that: characters from [0 to i] index are now at back of the string. characters from [j till end of string] are in front of string. e.g. S = “abcdef” and i=1, j=3. Output should be: “defcab” Constraint: Constant Space.

1. reverse a sentence 2. a variation of sorting of k-sorted arrays. 3. prefix trees, search, ranking. 4. puzzle...on probability. there is a village where couples keep having boys until they have a girl child. I was asked to find boys : girls children ration in that village. 5. In a windowing system, given window size of m * n pixels and a set of different size rectangles...how to find shortest area rectangle for a mouse click. (it's algorithmic + design problem) Design round ----------------- 1. there is a company who has everything in OS X. They have a file server. Microsoft wants to offer them Windows NT servers for this. How can microsoft do the needful without affecting users. - Before jumping to solution, I would suggest to ask as many questions to understand what actually needed to do. The problem looks like microsoft has to implement the back-end server but exact amount of work depends on existing tech choices + design. We should be able to reuse a lot of existing implementation. 2. Cortana wants to display reminders for users. The overall architecture. -Ask as many questions as you can and understand the problem.
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Software Development Engineer-II

Interviewed at Microsoft

4★
Apr 5, 2018

1. reverse a sentence 2. a variation of sorting of k-sorted arrays. 3. prefix trees, search, ranking. 4. puzzle...on probability. there is a village where couples keep having boys until they have a girl child. I was asked to find boys : girls children ration in that village. 5. In a windowing system, given window size of m * n pixels and a set of different size rectangles...how to find shortest area rectangle for a mouse click. (it's algorithmic + design problem) Design round ----------------- 1. there is a company who has everything in OS X. They have a file server. Microsoft wants to offer them Windows NT servers for this. How can microsoft do the needful without affecting users. - Before jumping to solution, I would suggest to ask as many questions to understand what actually needed to do. The problem looks like microsoft has to implement the back-end server but exact amount of work depends on existing tech choices + design. We should be able to reuse a lot of existing implementation. 2. Cortana wants to display reminders for users. The overall architecture. -Ask as many questions as you can and understand the problem.

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