void setup() {
  // put your setup code here, to run once:
  pinMode(13, OUTPUT);
  pinMode(11, OUTPUT);
  pinMode(4, OUTPUT);
  pinMode(2, OUTPUT);
  pinMode(17, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:

  digitalWrite(13, HIGH);
  delay(500);
  digitalWrite(13, LOW);
  delay(1000);
  digitalWrite(11, LOW);
  delay(1000);
  digitalWrite(11, HIGH);
  delay(500);
  digitalWrite(4, LOW);
  delay(750);
  digitalWrite(4, HIGH);
  delay(500);
  digitalWrite(2, LOW);
  delay(850);
  digitalWrite(2, HIGH);
  delay(500);
  



}