0; _Head = std::vector<short unsigned int>; _Tail = {std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >&}; _Elements = {std::vector<short unsigned int, std::allocator<short unsigned int> >; _OI = short unsigned int*; _OI = short unsigned int; _Alloc = std::allocator<short unsigned int> >&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >&}; <template-parameter-2-3> = void; long unsigned