void setup() {
  // put your setup code here, to run once:
Serial.begin(9600);
for(int x = 6; x>1;x--){
  Serial.println(x);
}

}

void loop() {
  // put your main code here, to run repeatedly:
for(int x = 6; x>1;x--){
digitalWrite(x, HIGH);
delay(300);
digitalWrite(x, LOW);
}









}