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Softwareentwickler Backend Interview Questions

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513,129 softwareentwickler backend interview questions shared by candidates

"You are given an array of integers where every integer occurs an even number of times, except one integer that appears an odd number of times. Return the odd occurring integer. Write functioning code and read it to me when you're done."
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Software Developer

Interviewed at Amazon

3.5★
Oct 22, 2011

"You are given an array of integers where every integer occurs an even number of times, except one integer that appears an odd number of times. Return the odd occurring integer. Write functioning code and read it to me when you're done."

First phone screen: Print all the nodes of a tree in reverse level order (ie print all the nodes at the leaves first, then print the nodes on the level above the leaves, and then eventually work your way to the top).
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Software Engineer III

Interviewed at Amazon

3.5★
May 25, 2010

First phone screen: Print all the nodes of a tree in reverse level order (ie print all the nodes at the leaves first, then print the nodes on the level above the leaves, and then eventually work your way to the top).

Given 2 files, each line in the files is considered an entry. Print the entries that are duplicated in both files such that the number of repeated entries are minumal. Example: File 1: aaa aaa bbb bbb bbb ccc File 2: aaa aaa aaa bbb bbb result: aaa aaa bbb bbb
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Software Engineer

Interviewed at Amazon

3.5★
Jun 7, 2011

Given 2 files, each line in the files is considered an entry. Print the entries that are duplicated in both files such that the number of repeated entries are minumal. Example: File 1: aaa aaa bbb bbb bbb ccc File 2: aaa aaa aaa bbb bbb result: aaa aaa bbb bbb

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