int led = 6;

void setup() { // runs the code 1 time 
  pinMode(led, OUTPUT); // set up the pin so it can be used

  digitalWrite(led, HIGH); // turns the light on
  delay(5000); // keep light on 2 seconds 
  digitalWrite(led, LOW); // turns the light off
  delay(5000); // keeps the light off for 2 secdons 

  digitalWrite(led, HIGH); // turns the light on
  delay(4000); // keep light on 2 seconds 
  digitalWrite(led, LOW); // turns the light off
  delay(4000); // keeps the light off for 2 secdons 

  digitalWrite(led, HIGH); // turns the light on
  delay(3000); // keep light on 2 seconds 
  digitalWrite(led, LOW); // turns the light off
  delay(3000); // keeps the light off for 2 secdons 

  digitalWrite(led, HIGH); // turns the light on
  delay(2000); // keep light on 2 seconds 
  digitalWrite(led, LOW); // turns the light off
  delay(2000); // keeps the light off for 2 secdons 

  digitalWrite(led, HIGH); // turns the light on
  delay(1000); // keep light on 2 seconds 
  digitalWrite(led, LOW); // turns the light off
  delay(1000); // keeps the light off for 2 secdons 

  digitalWrite(led, HIGH); // turns the light on
  delay(1500); // keep light on 2 seconds 

}

void loop() { //repeats the code infantate times 
  digitalWrite(led, HIGH); // turns the light on
  delay(500); // stays on for 0.5 seconds
  digitalWrite(led, LOW); // turns off 
  delay(500); // stays off for 0.5 seconds 
}