//4.3 - Static Variables Example - Dirk Henkemans 
//and Mark Lee - Prima Publishing
#include <iostream>
using namespace std;

int incrementFunction1(void);
int incrementFunction2(void);

//runs the increment functions
int main(void)
{
     for(int c = 0 ; c < 4 ; c++)
     {
          cout<<"incrementing both variables" <<endl;
          cout<< "value of function1 is: " 
               << incrementFunction1() <<endl;
          cout<< "value of function2 is: " << 
               incrementFunction2() <<endl;

     }
     return 0;
}


//an increment function with a static variable
int incrementFunction1(void)
{
     static int x = 0;
     x++;
     return x;
}

//an increment function with a non-static variable
int incrementFunction2(void)
{
     int y = 0;
     y++;
     return y;
}