int t2[5] = {13, 21, 34, 55, 89};

int array_double (int tableau1[], int tableau2[], int i, int j) {
	int a;

	a = tableau2[i];

	tableau1[j] = tableau2[j]+a;

	return tableau1[j];
}
int main(){
	int t1[5] = {0,0,0,0,0};
	return array_double(t1,t2,0,0);
}