what is pointer to function in c with example

Answer:

short atletico(int);

short hamilton(int);

typedef short (*fun)(int);

void main(){

short x;

fun p1,p2;

p1=atletico;

p2=hamilton;

x=(*p1)((*p2)(10));

clrscr();

printf("%d",x);

getch();

}

short atletico(int x){

return x+10;

}

short hamilton(int x){

return x+10;

}

Output: 30

Explanation: Here p1 and p2 is pointer to such function which return type is short int and parameter is int type data.