int led5 = 13;
int led4 = 12;
int led3 = 11;
int led2 = 10;
int led1 = 9;

void setup() {
  // put your setup code here, to run once:
pinMode(13, OUTPUT);
pinMode(12, OUTPUT);
pinMode(11, OUTPUT);
pinMode(10, OUTPUT);
pinMode(9, OUTPUT);

}

void loop() {
  // put your main code here, to run repeatedly:
delay(999);
digitalWrite(13, HIGH); // turning on the LED
delay(999);
digitalWrite(12, HIGH);
delay(999);
digitalWrite(11, HIGH);
delay(999);
digitalWrite(10, HIGH);
delay(999);
digitalWrite(9, HIGH);
delay(5);
digitalWrite(13, LOW);
digitalWrite(12, LOW);
digitalWrite(11, LOW);
digitalWrite(10, LOW);
digitalWrite(9, LOW);
}