#include <iostream>
using namespace std;
template <class T>
class List
{
public:
List();
virtual ~List(){}
};
template <class T>
List<T>::List()
{
}
int main()
{
List<int> l;
return 0;
}
I2luY2x1ZGUgPGlvc3RyZWFtPgoKdXNpbmcgbmFtZXNwYWNlIHN0ZDsKCnRlbXBsYXRlIDxjbGFzcyBUPgpjbGFzcyBMaXN0CnsKICAgcHVibGljOgogICBMaXN0KCk7CiAgIHZpcnR1YWwgfkxpc3QoKXt9Cn07Cgp0ZW1wbGF0ZSA8Y2xhc3MgVD4KTGlzdDxUPjo6TGlzdCgpCnsKfQoKaW50IG1haW4oKQp7CiAgICBMaXN0PGludD4gbDsKICAgIHJldHVybiAwOwp9Cg==