#include <stdio.h>

int bounce(int a);
int caller (int(*function)(int), int b);

	int main() {
		int num;
		int (*fptr) (int)=bounce;

		num=(*fptr) (10);
		printf("Returned value: %d \n", num);

		num=caller(fptr, 5);
		printf("Returned value; %d \n", num);

		return 0;
	}

	int bounce(int a) {
		printf("\n Received value: %d \n", a);
		return ((3 * a) + 3);
	}

	int caller(int(*function)(int), int b) {
		function(b);
	}