//#include <boost/archive/text_oarchive.hpp>
//#include <boost/serialization/vector.hpp>

#include <vector>
#include <iostream>

int main(int argc, char *argv[])
{
    std::vector<int> v;
    
//    boost::archive::text_oarchive oa(std::cout);
//    oa << v;
//    oa << v;
    return 0;
}