void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  pinMode(13, INPUT);
  pinMode(12, INPUT);
  pinMode(2, OUTPUT);
  pinMode(14, OUTPUT);
  pinMode(4, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(18, OUTPUT);
  pinMode(19, OUTPUT);
  pinMode(21, OUTPUT);
  // Serial.println("Hello, ESP32!");
}

void loop() {
  // put your main code here, to run repeatedly:
  if (digitalRead(13)==HIGH){
    digitalWrite(2, HIGH);
    digitalWrite(2, LOW);
    delay(200);
    digitalWrite(21, HIGH);
    digitalWrite(21, LOW);
    delay(200);
    digitalWrite(14, HIGH);
    digitalWrite(14, LOW);
    delay(200);
    digitalWrite(19, HIGH);
    digitalWrite(19, LOW);
    delay(200);
    digitalWrite(4, HIGH);
    digitalWrite(4, LOW);
    delay(200);
    digitalWrite(18, HIGH);
    digitalWrite(18, LOW);
    delay(200);
    digitalWrite(5, HIGH);
    digitalWrite(5, LOW);
  }
    else {
      digitalWrite(2, LOW);
      digitalWrite(21, LOW);
      digitalWrite(14, LOW);
      digitalWrite(19, LOW);
      digitalWrite(4, LOW);
      digitalWrite(18, LOW);
      digitalWrite(5, LOW);
    }
  if (digitalRead(12)==HIGH){
    digitalWrite(5, HIGH);
    digitalWrite(5, LOW);
    delay(200);
    digitalWrite(18, HIGH);
    digitalWrite(18, LOW);
    delay(200);
    digitalWrite(4, HIGH);
    digitalWrite(4, LOW);
    delay(200);
    digitalWrite(19, HIGH);
    digitalWrite(19, LOW);
    delay(200);
    digitalWrite(14, HIGH);
    digitalWrite(14, LOW);
    delay(200);
    digitalWrite(21, HIGH);
    digitalWrite(21, LOW);
    delay(200);
    digitalWrite(2, HIGH);
    digitalWrite(2, LOW);
  }
    else {
      digitalWrite(2, LOW);
      digitalWrite(21, LOW);
      digitalWrite(14, LOW);
      digitalWrite(19, LOW);
      digitalWrite(4, LOW);
      digitalWrite(18, LOW);
      digitalWrite(5, LOW);
    }
  // delay(10); // this speeds up the simulation
}