external_1.c

Source Code

View on GitHub Download Raw

Printing the code

To print this file, open it on GitHub and click Raw before printing, or use the Download Raw button above and print directly from that page.

#include<stdio.h>

int sum(int);
int product(int);

int main() {
	int num;
	printf("Enter a positive integer: ");
	scanf("%d", &num);
	printf("\nSum of the integer is %d", sum(num));
	printf("\nProduct of the integer is %d", product(num));
	return 0;
}

int sum(int num) {
	int s = 0;
	while (num != 0) {
		s += num % 10;
		num = num / 10;
	}
	return s;
}

int product(int num) {
	int pro = 1;
	while(num != 0) {
		pro *= num % 10;
		num /= 10;
	}
	return pro;
}