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Problem 162. High school cafeteria

Created by the cyclist

Given an input vector of positive integers, return a row vector with the primes first (in increasing order) and the composites next (also in increasing order).

The number 1 is neither prime nor composite. Put it with the composites for this problem.

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Solution Statistics

89 correct solutions 108 incorrect solutions
Last solution submitted on Apr 08, 2014

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