#include
#include
int main ()
{
std::list listIntegers;
listIntegers.push_back (1);
listIntegers.push_back (2);
listIntegers.push_back (-1);
listIntegers.push_back (9);
std::list ::iterator i;
for ( i = listIntegers.begin (); i != listIntegers.end (); ++ i )
std::cout << *i << std::endl;
return 0;
}