void setup() {
  // UTARA
  pinMode(1, OUTPUT); // pin 1 itu Merah
  pinMode(2, OUTPUT); // pin 2 itu Kuning
  pinMode(3, OUTPUT); // pin 3 itu Hijau

  // TIMUR
  pinMode(4, OUTPUT); // pin 4 itu Merah
  pinMode(5, OUTPUT); // pin 5 itu Kuning
  pinMode(6, OUTPUT); // pin 6 itu Hijau

  // SELATAN
  pinMode(7, OUTPUT); // pin 7 itu Merah
  pinMode(8, OUTPUT); // pin 8 itu Kuning
  pinMode(9, OUTPUT); // pin 9 itu Hijau
}

void Utara_Hijau()
{
  digitalWrite(1, LOW);
  digitalWrite(2, LOW);
  digitalWrite(3, HIGH);
  digitalWrite(4, HIGH);
  digitalWrite(5, LOW);
  digitalWrite(6, LOW);
  digitalWrite(7, HIGH);
  digitalWrite(8, LOW);
  digitalWrite(9, LOW);
  delay(5000);
}
void Utara_Kuning()
{
  digitalWrite(1, LOW);
  digitalWrite(2, HIGH);
  digitalWrite(3, LOW);
  digitalWrite(4, HIGH);
  digitalWrite(5, LOW);
  digitalWrite(6, LOW);
  digitalWrite(7, HIGH);
  digitalWrite(8, LOW);
  digitalWrite(9, LOW);
  delay(2000);
}
void Timur_Kuning()
{
  digitalWrite(1, HIGH);
  digitalWrite(2, LOW);
  digitalWrite(3, LOW);
  digitalWrite(4, LOW);
  digitalWrite(5, HIGH);
  digitalWrite(6, LOW);
  digitalWrite(7, HIGH);
  digitalWrite(8, LOW);
  digitalWrite(9, LOW);
  delay(2000);
}
void Timur_Hijau()
{
  digitalWrite(1, HIGH);
  digitalWrite(2, LOW);
  digitalWrite(3, LOW);
  digitalWrite(4, LOW);
  digitalWrite(5, LOW);
  digitalWrite(6, HIGH);
  digitalWrite(7, HIGH);
  digitalWrite(8, LOW);
  digitalWrite(9, LOW);
  delay(5000);
}
void Selatan_Hijau()
{
  digitalWrite(1, HIGH);
  digitalWrite(2, LOW);
  digitalWrite(3, LOW);
  digitalWrite(4, HIGH);
  digitalWrite(5, LOW);
  digitalWrite(6, LOW);
  digitalWrite(7, LOW);
  digitalWrite(8, LOW);
  digitalWrite(9, HIGH);
  delay(5000);
}
void Selatan_Kuning()
{
  digitalWrite(1, HIGH);
  digitalWrite(2, LOW);
  digitalWrite(3, LOW);
  digitalWrite(4, HIGH);
  digitalWrite(5, LOW);
  digitalWrite(6, LOW);
  digitalWrite(7, LOW);
  digitalWrite(8, HIGH);
  digitalWrite(9, LOW);
  delay(2000);
}

void loop() {
  Utara_Hijau();
  Utara_Kuning();
  Timur_Kuning();
  Timur_Hijau();
  Timur_Kuning();
  Selatan_Kuning();
  Selatan_Hijau();
  Selatan_Kuning();
  Utara_Kuning();
}