void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);

  pinMode(33, OUTPUT);
  pinMode(25, OUTPUT);
  pinMode(13, OUTPUT);
  pinMode(23, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(16, OUTPUT);
}

void loop() {

  digitalWrite(13, LOW);
  digitalWrite(23, LOW);
  digitalWrite(33, HIGH);
  digitalWrite(16, HIGH);

  delay(2000);

  digitalWrite(5, HIGH);
  digitalWrite(25, HIGH);
  digitalWrite(33, LOW);
  digitalWrite(16, LOW);

  delay(2000);


  digitalWrite(13, HIGH);
  digitalWrite(23, HIGH); 
  digitalWrite(5, LOW);
  digitalWrite(25, LOW);
  

  delay(2000);
}