#include <stdio.h>

void sum(int kosuu, int data[], int *sum) {
    int counter = 0;
    *sum = data[0];

    while (counter < kosuu) {
        counter = counter + 1;
        *sum = *sum + data[counter];
    }

    printf("%d\n", *sum);
}

int main(void) {
    int data[] = {10, 15, 8, 30, 7};
    int data1[] = {10, 20, 30, 40, 50, 60};
    int sum1, sum2;

    sum(4, data, &sum1);
    sum(5, data1, &sum2);

    return 0;
}