#include <iostream>

#include<boost/array.hpp>

int main()

{

	boost::array<int, 6> arr = {1,2,3,4,5,6};

	boost::array<int, 6> arr2 = {7,8,9,10,11,12};

	std::copy(arr.begin(), arr.end(), std::ostream_iterator<int>(std::cout, " "));

	std::cout<<std::endl;

	arr.swap(arr2);

	for(size_t i=0;i<arr.size();i++)

	{

		std::cout<<arr.at(i)<<" ";

	}

	std::cout<<std::endl;

	return 0;

}