void setup() {

  Serial.begin(115200);
  
}

void loop() 
{
  pinMode(25, OUTPUT);
  pinMode(26, OUTPUT);
  pinMode(27, OUTPUT);
  pinMode(2, OUTPUT);
  pinMode(0, OUTPUT);
  pinMode(4, OUTPUT);
  digitalWrite(25,HIGH);
  digitalWrite(2, HIGH);
  delay(1000);
  digitalWrite(25, LOW);
  digitalWrite(2, LOW);
  delay(100);
  digitalWrite(26, HIGH);
  digitalWrite(0, HIGH);
  delay(1000);
  digitalWrite(26, LOW);
  digitalWrite(0, LOW);
  delay(100);
  digitalWrite(27, HIGH);
  digitalWrite(4, HIGH);
  delay(1000);
  digitalWrite(27, LOW);
  digitalWrite(4, LOW);
  delay(100); 
}