void setup() {
  pinMode(2,OUTPUT);
  pinMode(3,OUTPUT);
  pinMode(4,OUTPUT);
  pinMode(5,OUTPUT);

}
void TURN_ON_UP(){
  digitalWrite(2,HIGH);
  digitalWrite(3,HIGH);
  
}

void TURN_ON_DOWN(){
digitalWrite(4,HIGH);
digitalWrite(5,HIGH);
}
void TURN_OFF_ALL(){
 digitalWrite(2,LOW);
 digitalWrite(3,LOW);
  digitalWrite(4,LOW); 
 digitalWrite(5,LOW);
}

void loop() {
  TURN_ON_UP();
  delay(1000);
 TURN_OFF_ALL();
 TURN_ON_DOWN();
 delay(1000);
 TURN_OFF_ALL();

  

}