#include
int main() {
complex double a[3] = {complex(1,2), complex(2,3), complex(1,2)};
complex double b[2][3] = {1,2,3,4,5,6};
int b1[2][3] = {1,2,3,4,5,6};
double c[2][3][5];
c[0][0][0] = 10;
c[0][0][1] = 20;
double complex products;
products = cproduct(a);
printf("cproduct(a) = %f\n", products);
products = cproduct(b);
printf("cproduct(b) = %f\n", products);
products = cproduct(b1);
printf("cproduct(b) = %f\n", products);
products = cproduct(c);
printf("cproduct(c) = %f\n", products);
}
cproduct(a) = complex(-18.000000,-1.000000)
cproduct(b) = complex(720.000000,0.000000)
cproduct(b) = complex(720.000000,0.000000)
cproduct(c) = complex(0.000000,0.000000)