#include <iostream>
using namespace std;
template <class T>
class Calculator
{
private:
    T num1;
    T num2;

public:
    Calculator(T n1, T n2)
    {
        num1 = n1;
        num2 = n2;
    }
    T add()
    {
        return num1 + num2;
    }
    T multiply()
    {
        return num1 * num2;
    }
    void display()
    {
        cout << "Numbers :  " << num1 << " and " << num2;
        cout << "\n\t Add : " << add();
        cout << "\n\t Multiply : " << multiply();
        cout << endl
             << endl;
    }
};
int main()
{
    Calculator<int> a(2, 4);
    Calculator<float> b(2.2, 4.1);
    a.display();
    b.display();
    return 0;
}