void setup ()   {
pinMode (8, OUTPUT);
pinMode (9, OUTPUT);
pinMode (10, OUTPUT);
pinMode (11, OUTPUT);
pinMode (12, OUTPUT);
pinMode (13, OUTPUT);
}

int x[] = {8, 9, 10, 11, 12, 13, 12, 11, 10, 9, 8}
void loop () {
for i in x[] {
  

}


}