void setup() {

  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  pinMode(34, INPUT_PULLDOWN);
  pinMode(35, INPUT_PULLDOWN);
  pinMode(4, OUTPUT);
  Serial.begin(9600);
}

void loop() {
  int suisHijau = digitalRead(34);
  int suisMerah = digitalRead(35);
   if(suisHijau == 1)
   {
    Serial.print("Suis Hijau = "); Serial.println(suisHijau);
    digitalWrite(4, HIGH);
     delay(500);
   }
   if (suisMerah == 1)
   {
   digitalWrite(4, LOW);
   delay(500);
  
}
//Serial.println(analogRead(25));
}