#include <iostream>
using namespace std;

int fun1(int *, int);

int main (void)
{
	int ice(0);
	int * ice_ptr = &ice;

	int skate(0);
	int * skate_ptr = &skate;

	int return_value(0);

	ice = 10;
	skate = 20;
	return_value = fun1(ice_ptr, skate);

	cout << "ice = " << ice << endl;
	cout << "skate = " << skate << endl;
	cout << "return_value = " << return_value << endl;

}	

int fun1 ( int * ptr, int var)
{
	int local;

	local = 4;
	*ptr = (*ptr)++;
	var = var++;
	
	return(local+var);
}