map

map.cpp

template<int N, template<class T, class...A> class F, typename... U>
auto map(const F<T(U...)> f, const std::array<U, N>&... containers) -> T
{
	std::array< T, N > res;
	for (std::size_t i = 0; i != N; i++) {
		res[i] = f( containers[i]... );
	}
	return res ;
}