#include <stdio.h>

double arrSum(double a[], int size)
{
	double sum = 0.0;
	for (int i = 0; i < size; i++)
	{
		sum += a[i];
	}
	return sum;
}

int main(void) {
	double arr[3] = {1.0, 2.2, 3.3};
	printf("Sum = %f", arrSum(arr, 3));
	return 0;
}