#include<iostream>

using namespace std;

double add(double, double);

double aadd(double, double, double *ad(double, double));

int main()
{
    double h;
    h=aadd(3,5,add);
    cout << "h = "<< h << endl;
    system("pause");
    return 0;
}



double aadd(double a, double b, double *ad(double, double))
{
    double m = *ad(a, b);
    return m;
}


double add(double x, double y)
{
    return x + y;
}

谢谢,以后会注意的...