int merahU=13;
int kuningU=12;
int hijauU=11;
int hijauT=10;
int kuningT=9;
int merahT=8;
int hijauS=7;
int kuningS=6;
int merahS=5;
int merahB=4;
int kuningB=3;
int hijauB=2;

unsigned long previousMillis=0;
const long interval=500;
bool ledState=LOW;

void setup() {
  // put your setup code here, to run once:
  pinMode(hijauU,OUTPUT);
  pinMode(kuningU,OUTPUT);
  pinMode(merahU,OUTPUT);
  pinMode(hijauT,OUTPUT);
  pinMode(kuningT,OUTPUT);
  pinMode(merahT,OUTPUT);
  pinMode(hijauS,OUTPUT);
  pinMode(kuningS,OUTPUT);
  pinMode(merahS,OUTPUT);
  pinMode(hijauB,OUTPUT);
  pinMode(kuningB,OUTPUT);
  pinMode(merahB,OUTPUT);

  digitalWrite(hijauU, HIGH);
  digitalWrite(kuningU,HIGH);
  digitalWrite(merahU,HIGH);
  digitalWrite(hijauT,HIGH);
  digitalWrite(kuningT,HIGH);
  digitalWrite(merahT,HIGH);
  digitalWrite(hijauS,HIGH);
  digitalWrite(kuningS,HIGH);
  digitalWrite(merahS,HIGH);
  digitalWrite(hijauB,HIGH);
  digitalWrite(kuningB,HIGH);
  digitalWrite(merahB,HIGH);
  delay(2000); 

  digitalWrite(hijauU,LOW);
  digitalWrite(kuningU,LOW);
  digitalWrite(merahU,LOW);
  digitalWrite(hijauT,LOW);
  digitalWrite(kuningT,LOW);
  digitalWrite(merahT,LOW);
  digitalWrite(hijauS,LOW);
  digitalWrite(kuningS,LOW);
  digitalWrite(merahS,LOW);
  digitalWrite(hijauB,LOW);
  digitalWrite(kuningB,LOW);
  digitalWrite(merahB,LOW);
}


void loop() {
  // Handle kuningT dan kuningB blinking
  unsigned long currentMillis = millis();
  
  if (currentMillis - previousMillis >= interval) {
    previousMillis = currentMillis;
    ledState = !ledState;
    digitalWrite(kuningU, ledState);
    digitalWrite(kuningS, ledState);
  }
  digitalWrite(merahB, LOW);
  digitalWrite(hijauT,LOW);
  digitalWrite(kuningT, LOW);
  digitalWrite(kuningB, LOW);
  digitalWrite(hijauB, HIGH);
  digitalWrite(merahT, HIGH);
  delayNonBlocking(6000);
  digitalWrite(kuningB, HIGH);
  digitalWrite(kuningT, HIGH);
  delayNonBlocking(2000);
  digitalWrite(hijauB, LOW);
  digitalWrite(merahT, LOW);
  digitalWrite(kuningB, LOW);
  digitalWrite(kuningT, LOW);
  digitalWrite(hijauT, HIGH);
  digitalWrite(merahB, HIGH);
  delayNonBlocking(6000);
  digitalWrite(kuningB, HIGH);
  digitalWrite(kuningT, HIGH);
  delayNonBlocking(2000);
}

// Non-blocking delay function
void delayNonBlocking(unsigned long delayTime) {
  unsigned long start = millis();
  while (millis() - start < delayTime) {
    // Handle kuningT dan kuningB blinking during non-blocking delay
    unsigned long currentMillis = millis();
    if (currentMillis - previousMillis >= interval) {
      previousMillis = currentMillis;
      ledState = !ledState;
      digitalWrite(kuningU, ledState);
      digitalWrite(kuningS, ledState);
    }
  }
}