#include <iostream>
using namespace std;

template <class T1, class T2>
class PhanSo{
    T1 Tu;
    T2 Mau;
public:
    PhanSo(T1 a, T2 b){
        Tu = a;
        Mau = b;
    }
};

int main(){
    PhanSo<int, int> x(1, 2);
    PhanSo<double, double> y(0.3, 0.4);
    PhanSo<int, double> Z(3, 8.3);
}