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/* template definition should reside in a header file, just like inline functions */

template <class T>
class Foo
{
    public:
        Foo();
        Foo(const Foo &);
        Foo(T &);
    private:
        T e;
};

template <class T>
Foo<T>::Foo() : e(0)
{
}

template <class T>
Foo<T>::Foo(const Foo &f)
{
    this->e = f.e;
}

template <class T>
Foo<T>::Foo(T& e)
{
    this->e = e;
}

int main(int argc, char *argv[])
{
    Foo<int> foo;

    return 0;
}