int LEDMerah0;
int LEDKuning1;
int LEDHijau2;
void setup() {

   pinMode(LED_BUILTIN, OUTPUT);
   pinMode(LED_BUILTIN, OUTPUT);
   pinMode(LED_BUILTIN, OUTPUT);

}

void loop() {
  
  digitalWrite(LED_BUILTIN, HIGH);
  delay(500);
  digitalWrite(LED_BUILTIN, HIGH);
  delay(200);
  digitalWrite(LED_BUILTIN, HIGH);
  delay(500);

}