// increaser
#include <iostream>
using namespace std;

void increase (void* data, int psize)
{
  if ( psize == sizeof(char) )
    { char* pchar; pchar=(char*)data; ++(*pchar); }
  else if (psize == sizeof(int) )
    { int* pint; pint=(int*)data; ++(*pint); }
}

int main ()
{
  char a = 'x';
  int b = 1602;
  increase (&a,sizeof(a));
  increase (&b,sizeof(b));
  cout << a << ", "<< sizeof(a) << "  " << b <<"  " << sizeof(b)<< endl;
  return 0;
}