#include <stdio.h>
void f(){
printf("\n%s","ok");
}
void main(){
int array[] = {4,1,2};
int* parr = array;
printf("\n%d",*parr);
printf("\n%d",(int)parr);
int k = (int)&array;
printf("\n%d",k);
int* parr2 = (int*)&array;
printf("\n%d",*parr2);
void (*pf1)() = f;
void (*pf2)() = &f;
pf1();
pf2();
(&f)();
}