/* pimer58.c - pokazivac na funkciju */
#include <stdio.h>

int f(int);
int (*p)(int);
int (*q)(int);

main() {
   int i;

   p = &f;
   q = f;
   for( i = 0; i < 10; i++ )
      printf("%d %d %d %d %d\n",
              f(i), q(i), (*q)(i), (*p)(i), p(i) );
}
int f(int i) { return 2*i; }