#include <algorithm>
#include <iostream>
#include <iterator>
#include <numeric>
#include <vector>
 
int main()
{
	std::vector<int> v(10);
	std::iota(v.begin(), v.end(), 1);
 
	std::vector<int> w;
	std::copy_if(v.begin(), v.end(), std::back_inserter(w),
		[](const int i)
		{
			return !(i % 2);
		});
 
	std::vector<int> x;
	std::set_difference(v.begin(), v.end(), w.begin(), w.end(), std::back_inserter(x));
 
	for (const int i : x)
	{
		std::cout << i << ' ';
	}
	std::cout << std::endl;
 
	const auto it = std::find_if(x.rbegin(), x.rend(),
		[](const int i)
		{
			return !(15 % i);
		});
 
	std::cout << *it;
 
	return 0;
}

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