void setup() {
  // put your setup code here, to run once:
  for(int i = 2; i < 9; i++ ){
    pinMode(i, OUTPUT);
  }
}

void loop() {
  // put your main code here, to run repeatedly:
  for(int i = 2 ; i < 9 ; i ++){
    digitalWrite(i, HIGH);
  }
  delay(1000);
   for(int i = 2 ; i < 9 ; i ++){
    digitalWrite(i, LOW);
  }
  delay(1000);
  digitalWrite(2, LOW);
  digitalWrite(3, HIGH);
  digitalWrite(4, HIGH);
  digitalWrite(5, LOW);
  digitalWrite(6, LOW);
  digitalWrite(7, HIGH);
  digitalWrite(8, HIGH);
  delay(1000);
}