#include <stdio.h>
#define N 7 /* dimension of the array */
int testarray[N]; /* global array */
int sumarray(); /* function prototype */

void main() {
	int i;
	/* input */
	for (i = 0; i < N; ++i) {
		printf("%d> ", i);
		scanf("%d", &testarray[i]);
	} 	
	/* printing the sum of elements */
	printf("Sum of array elements = %d\n", sumarray()); 			
}

/* function for summing array elements */
int sumarray() {
	int i, sum = 0;
	for (i = 0; i < N; ++i) 
		sum += testarray[i];
	return sum;
}