void main() {
     Point <point_param_1::point_param_2> first_point;
 }

template<typename parameters>
 class Point {

    public:

    int x;
    int y;
 }

struct point_param_1 {

    static const int  X_POW = 15;

    struct point_param_2 {
       static const int  Y_POW = 8;
    }
 }

Point <typename point_param_1::point_param_2> first_point;