you cant use the same same name if you wonna do so
change the parameters name inside the function...

void getData(int& diam, int& pr)
{
cout << "Enter in the diameter of the pizza...

int a,b;
getData(a,b);

Hello, I couldnt get wt u r trying to do !
but i can tell that ya have problem with structers (http://www.cplusplus.com/doc/tutorial/structures.html) and functions...

wel there is no syntax errors in the program ! but about logical that depends on your output !
just tell us what are you tryin to do ! or what do u expect for an output !
and by the way try to...