Function dot_product

example_code/item_095/my_library/my_library.c:20–26

#include "my_library.h"

double dot_product(int length, double* a, double* b) {
    double result = 0;
    for (int i = 0; i < length; i++) {
        result += a[i] * b[i];
    }
    return result;
}