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#include <tuple>
 
int main() {
	auto tuple{std::make_tuple(1)};
	std::cout << get<0>(tuple) << std::endl;
	return 0;
}

prog.cpp: In function ‘int main()’:
prog.cpp:5:2: error: ‘cout’ is not a member of ‘std’
  std::cout << get<0>(tuple) << std::endl;
  ^~~
prog.cpp:5:15: error: ‘get’ was not declared in this scope
  std::cout << get<0>(tuple) << std::endl;
               ^~~
prog.cpp:5:15: note: suggested alternative:
In file included from prog.cpp:1:0:
/usr/include/c++/6/tuple:1305:5: note:   ‘std::get’
     get(const tuple<_Types...>& __t) noexcept
     ^~~
prog.cpp:5:32: error: ‘endl’ is not a member of ‘std’
  std::cout << get<0>(tuple) << std::endl;
                                ^~~

Standard output is empty