#define merah1 13
#define kuning1 12
#define hijau1 11
#define merah2 5
#define kuning2 6
#define hijau2 7
#define merah3 8
#define kuning3 9
#define hijau3 10
#define merah4 4
#define kuning4 3
#define hijau4 2
#define PB1 1

void setup() {
  // put your setup code here, to run once:
  pinMode (merah1, OUTPUT);
  pinMode (kuning1, OUTPUT);
  pinMode (hijau1, OUTPUT);
  pinMode (merah2, OUTPUT);
  pinMode (kuning2, OUTPUT);
  pinMode (hijau2, OUTPUT);
  pinMode (merah3, OUTPUT);
  pinMode (kuning3, OUTPUT);
  pinMode (hijau3, OUTPUT);
  pinMode (merah4, OUTPUT);
  pinMode (kuning4, OUTPUT);
  pinMode (hijau4, OUTPUT);
  digitalWrite(PB1, HIGH);

}

void loop() {
  // put your main code here, to run repeatedly:
  if (digitalRead(PB1) == LOW){
    digitalWrite(merah1, HIGH);
    digitalWrite(merah2, HIGH);
    digitalWrite(hijau3, HIGH);
    digitalWrite(hijau4, HIGH);
    delay(5000);
    digitalWrite(kuning3, HIGH);
    digitalWrite(kuning4, HIGH);
    digitalWrite(hijau3, LOW);
    digitalWrite(hijau4, LOW);
    delay(2000);
    digitalWrite(kuning3, LOW);
    digitalWrite(kuning4, LOW);
    digitalWrite(merah1, LOW);
    digitalWrite(merah2, LOW);

    digitalWrite(merah3, HIGH);
    digitalWrite(merah4, HIGH);
    digitalWrite(hijau1, HIGH);
    digitalWrite(hijau2, HIGH);
    delay(5000);
    digitalWrite(kuning1, HIGH);
    digitalWrite(kuning2, HIGH);
    digitalWrite(hijau1, LOW);
    digitalWrite(hijau2, LOW);
    delay(2000);
    digitalWrite(kuning1, LOW);
    digitalWrite(kuning2, LOW);
    digitalWrite(merah3, LOW);
    digitalWrite(merah4, LOW);
    digitalWrite(merah1, HIGH);
    digitalWrite(merah2, HIGH);
    digitalWrite(hijau3, HIGH);
    digitalWrite(hijau4, HIGH);
    
  }
}