void setup() {
  pinMode(1,OUTPUT);
  pinMode(5,OUTPUT);
  pinMode(9,OUTPUT);

}

void loop() {
  digitalWrite(1,HIGH);
  digitalWrite(5,LOW);
  digitalWrite(9,LOW);
  delay(20000);
  digitalWrite(5,HIGH);
  digitalWrite(1,LOW);
  digitalWrite(9,LOW);
  delay(10000);
  digitalWrite(9,HIGH);
  digitalWrite(1,LOW);
  digitalWrite(5,LOW);
  delay(2000);
}