#include <stdio.h>

void sum(int kosuu, int data[], int *sum_val) {
    int counter = 0;
    *sum_val = data[0];
    do {
        counter = counter + 1;
        *sum_val = *sum_val + data[counter];
    } while (counter < kosuu);
}

int main(void) {
    int kosuu1 = 4;
    int data1[] = {10, 15, 8, 30, 7};
    int sum1;

    int kosuu2 = 5;
    int data2[] = {10, 20, 30, 40, 50, 60};
    int sum2;

    sum(kosuu1, data1, &sum1);
    sum(kosuu2, data2, &sum2);

    printf("SUM1 = %d\n", sum1);
    printf("SUM2 = %d\n", sum2);

    return 0;
}