void setup() {
  pinMode(11, OUTPUT);
  pinMode(12, INPUT);
  int LED1;

  // put your setup code here, to run once:

}

void loop() {

int LED1 = digitalRead(12);

  if (LED1 == LOW)
{
  digitalWrite(11, LOW);
  delay(500);
  digitalWrite(11, HIGH);
  delay(500);
  digitalWrite(11, LOW);
  delay(500);
  digitalWrite(11, HIGH);
  delay(500);
  digitalWrite(11, LOW);
  delay(500);
  digitalWrite(11, HIGH);
  delay(1500);

  digitalWrite(11, LOW);
  delay(1500);
  digitalWrite(11, HIGH);
  delay(500);
  digitalWrite(11, LOW);
  delay(1500);
  digitalWrite(11, HIGH);
  delay(500);
  digitalWrite(11, LOW);
  delay(1500);
  digitalWrite(11, HIGH);
  delay(1500);

  digitalWrite(11, LOW);
  delay(500);
  digitalWrite(11, HIGH);
  delay(500);
  digitalWrite(11, LOW);
  delay(500);
  digitalWrite(11, HIGH);
  delay(500);
  digitalWrite(11, LOW);
  delay(500);
  digitalWrite(11, HIGH);
  delay(3500);
}
else
  digitalWrite(11, HIG:-H);


}