#include <stdio.h>
#define SIZE 5

void copy_arr(double [], double [], int);

int main(int argc, char *argv[]) {
  double source[SIZE] = {1.1,2.2,3.3,4.4,5.5};
  double target1[SIZE];

  void copy_arr(target1, source, SIZE);

  return 0;
}

void copy_arr(double artrg1[], double arsrc[], int num) {
  for (int i = 0; i < num; i++) {
    artrg1[i] = arsrc[i];
    printf("i = %d\n", i);
  }
}