void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  pinMode(19, OUTPUT);
  pinMode(18, OUTPUT);
  pinMode(5,OUTPUT);
}

void loop() {
  digitalWrite(19,HIGH);
  delay(1000);
  digitalWrite(19,LOW);
  delay(200);


 digitalWrite(18,HIGH);
  delay(1000);
  digitalWrite(18,LOW);
  delay(200);


 digitalWrite(5,HIGH);
  delay(1000);
  digitalWrite(5,LOW);
  delay(200);


  // put your main code here, to run repeatedly:
 // this speeds up the simulation
}