fp.c

#include<stdio.h>

int add(int n1, int n2){ 
	return n1 + n2;
}

int main(){ 
	int (*fptr)(int, int);
	fptr = add;
	
	int num1 = 10, num2 = 30;
	printf("num1 + num2 is : %d\n", fptr(num1, num2));

	return 0;
}