void setup() {
 // pu t your setup code here, to run once:
pinMode(OUTPUT,13);
pinMode(OUTPUT,12);
pinMode(OUTPUT,11);
}

void loop() {
  // put your main code here, to run repeatedly:
digitalWrite(12, HIGH);
delay(3000);
digitalWrite(12, LOW);
digitalWrite(13, HIGH);
delay(1000);
digitalWrite(13, LOW);
delay(1000);
digitalWrite(13, HIGH);
delay(1000);
digitalWrite(13, LOW);
delay(1000);
digitalWrite(13, HIGH);
delay(1000);
digitalWrite(13, LOW);
delay(1000);
digitalWrite(11, HIGH);
delay(3000);
digitalWrite(11, LOW);
digitalWrite(13, HIGH);
delay(1000);
digitalWrite(13, LOW);
delay(1000);
digitalWrite(13, HIGH);
delay(1000);
digitalWrite(13, LOW);
delay(1000);
digitalWrite(13, HIGH);
delay(1000);
digitalWrite(13, LOW);
delay(1000);
}