#include <iostream>
#include <list>
#include <memory>
#include <type_traits>
 
template <typename T>
void
fill_list(std::list<T> &l, T &&e)
{
    l.push_back(std::move(e));
}
 
template <typename T, typename... Args>
void
fill_list(std::list<T> &l, T &&e, Args... args)
{
    l.push_back(std::move(e));
    fill_list(l, std::move(args)...);
}
 
int
main(void)
{
    std::list<std::unique_ptr<int>> ints;
    fill_list(ints,
              std::unique_ptr<int>(new int(9)),
              std::unique_ptr<int>(new int(66)));
 
    std::cout << *ints.front() << std::endl;
    std::cout << *ints.back() << std::endl;
    return 0;
}
 

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