void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
  pinMode(13, OUTPUT);
  pinMode(32, OUTPUT);
  pinMode(33, OUTPUT);
  pinMode(26, OUTPUT);
  pinMode(27, OUTPUT);
  pinMode(14, OUTPUT);
  pinMode(21, OUTPUT);
  pinMode(19, OUTPUT);
  pinMode(18, OUTPUT);
}

void loop() {
  //1
  digitalWrite(33, HIGH);
    digitalWrite(26, HIGH);
      digitalWrite(21, HIGH);
    delay(4000);
    digitalWrite(33, LOW);
     digitalWrite(21, LOW);
      digitalWrite(26, LOW);

      //2

        digitalWrite(32, HIGH);
    digitalWrite(27, HIGH);
      digitalWrite(19, HIGH);
    delay(4000);
    digitalWrite(32, LOW);
     digitalWrite(27, LOW);
      digitalWrite(26, LOW);

      //3

        digitalWrite(13, HIGH);
    digitalWrite(14, HIGH);
      digitalWrite(21, HIGH);
    delay(4000);
    digitalWrite(13, LOW);
     digitalWrite(14, LOW);
      digitalWrite(21, LOW);

      //4
     digitalWrite(32, HIGH);
    digitalWrite(27, HIGH);
      digitalWrite(19, HIGH);
    delay(4000);
    digitalWrite(32, LOW);
     digitalWrite(27, LOW);
      digitalWrite(19, LOW);

      //5
      digitalWrite(13, HIGH);
    digitalWrite(26, HIGH);
      digitalWrite(18, HIGH);
    delay(4000);
    digitalWrite(18, LOW);
     digitalWrite(26, LOW);
      digitalWrite(13, LOW);

      //6
       digitalWrite(32, HIGH);
    digitalWrite(27, HIGH);
      digitalWrite(19, HIGH);
    delay(4000);
    digitalWrite(32, LOW);
     digitalWrite(27, LOW);
      digitalWrite(26, LOW);


 
}