#define  btnHijau 2       // Button Hijau pada pin 2
#define  btnKuning 4
#define  btnBiru 5
#define  ledHijau 11      //Led Hijau pada pin 11
#define  ledKuning 12
#define  ledBiru  13
#define  restart 7       //Button reset pada pin 7


bool lock = false;

void setup()  {
  pinMode(btnHijau,INPUT);   //Setting I/O
  pinMode(btnKuning, INPUT);
  pinMode(btnBiru,INPUT);
  pinMode(ledHijau, OUTPUT);
  pinMode(ledKuning, OUTPUT);
  pinMode(ledBiru, OUTPUT);
  pinMode(restart, INPUT);
}



void loop() {
  if(lock == false) {       //Jika kunci terbuka, maka
    if(digitalRead(btnHijau) ==HIGH){     //Jika button Hijau di tekan, maka
      digitalWrite(ledHijau, HIGH);       //Led Hijau akan menyala
      lock=  true;                    //mengunci Button Kuning dan Biru dst
    }
    else if(digitalRead(btnKuning) == HIGH){
      digitalWrite(ledKuning, HIGH);
      lock = true;
    }
    else if(digitalRead(btnBiru) == HIGH){
      digitalWrite(ledBiru, HIGH);
      lock = true;
    }
  }
  else{                       //Jika terkunci, maka
    if(digitalRead(restart) == HIGH){
      lock = false;           //Terbuka kalau tombol reset ditekan
      digitalWrite(ledHijau, LOW);
      digitalWrite(ledKuning, LOW);
      digitalWrite(ledBiru, LOW);
      delay(200);

    }
  }
}