Which of the following statement is correct about the program given below?

#include<iostream.h> 
int AptitudeFunction(int m)
{
    m *= m;
    return((10)*(m /= m)); 
}
int main()
{
    int c = 9, *d = &c, e;
    int &z = e;
    e = AptitudeFunction(c-- % 3 ? ++*d :(*d *= *d));
    z = z + e / 10;
    cout<< c << ' ' << e;
    return 0;
}