void setup() {
  // put your setup code here, to run once:
  pinMode(13, OUTPUT);
  pinMode(8, OUTPUT);
  pinMode(2, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  digitalWrite(13, HIGH);
  delay(1000);
  digitalWrite(13, LOW);
  delay(1000);
  for(int i=0;i<2;i=i+1)
  {
  digitalWrite(8, HIGH);
  delay(1000);
  digitalWrite(8, LOW); 
  delay(1000); 
  }
  for(int i=0;i<3;i=i+1)
  {
  digitalWrite(2, HIGH);
  delay(1000);
  digitalWrite(2, LOW);
  delay(1000);
  }
}