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Suppose you have a huge collection of integer values, in an array or a list or some similar data structure. Now suppose there are exactly two appearances of all integers, except one. In other words, each integer appears twice, in some random order, except 1. How would you find that 1 integer.
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Software Engineer Intern

Interviewed at Viasat

3.7
Nov 11, 2016

Suppose you have a huge collection of integer values, in an array or a list or some similar data structure. Now suppose there are exactly two appearances of all integers, except one. In other words, each integer appears twice, in some random order, except 1. How would you find that 1 integer.

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