#include <boost/fusion/include/join.hpp>
#include <boost/fusion/include/at_c.hpp>
#include <boost/fusion/include/vector.hpp>
#include <boost/fusion/include/make_vector.hpp>
#include <cassert>

int main(int ac, char **av)
{
    namespace fusion = boost::fusion;
    fusion::vector<int, char> v1(1, 'a');
    fusion::vector<int, char> v2(2, 'b');
    auto v3 = fusion::join(v1, v2);
    auto arg = fusion::at_c<1>(v3);

}