Template classes

#include <iostream>

using namespace std;

template <class T>
class Accum
{
    private:
        T total;
    public:
        Accum(T start) : total(start) {};
        T operator+= (T const &t) { return total +=t;}
        T GetTotal() { return total;}

};

int main()
{
    Accum integers(10);
    integers += 10;
    cout << integers.GetTotal() << endl;

    Accum strings(string(""));
    strings += "Vremena";
    strings += " i nravi";
    cout << strings.GetTotal() << endl;

}