Arduino Traffic Lights

// by Ivica Draganovic
// the setup function runs once when you press reset or power the board
 

void setup() {
  
  pinMode(13, OUTPUT);
  pinMode(12, OUTPUT);
  pinMode(11, OUTPUT);
  pinMode(10, OUTPUT);
  pinMode(9,  OUTPUT);
  pinMode(8,  OUTPUT);
  
}

void loop() {
  digitalWrite(13, HIGH);     
  digitalWrite(8,  HIGH); 
  delay(5000);  
  digitalWrite(8, LOW);
  delay(500);
  digitalWrite(8, HIGH);
  delay(500);   
  digitalWrite(8, LOW);
  delay(500);
  digitalWrite(8, HIGH);
  delay(500); 
  digitalWrite(8,LOW);
  delay(500);
  digitalWrite(10, HIGH);
  delay(2000);
  digitalWrite(10, LOW);
  digitalWrite(12, HIGH);
  delay(2000);
  

  digitalWrite(11, HIGH);
  delay(2000);
  digitalWrite(13, LOW);
  digitalWrite(11, LOW);
  digitalWrite(9, HIGH);
  delay(5000);
  digitalWrite(9, LOW);
  delay(500);
  digitalWrite(9, HIGH);
  delay(500);
  digitalWrite(9, LOW);
  delay(500);
  digitalWrite(9, HIGH);
  delay(500);
  digitalWrite(9, LOW);
  delay(500);
  digitalWrite(9, HIGH);
  delay(500);
  digitalWrite(9, LOW);
  digitalWrite(11, HIGH);
  delay(2000);
  digitalWrite(11, LOW);
  digitalWrite(13, HIGH);
  delay(2000);
  digitalWrite(10, HIGH);
  delay(2000);
  digitalWrite(10, LOW);
  digitalWrite(12, LOW);
  digitalWrite(10,LOW);
  digitalWrite(8,HIGH);
  delay(5000);
  digitalWrite(8, LOW);
  delay(500);
  digitalWrite(8, HIGH);
  delay(500);
  digitalWrite(8, LOW);
  delay(500);
   digitalWrite(8, HIGH);
  delay(500);
  digitalWrite(8, LOW);
  delay(500);
  digitalWrite(8, HIGH);
  delay(500);
  digitalWrite(8, LOW);
  delay(500);
  digitalWrite(8, HIGH);
  delay(500);
  digitalWrite(8, LOW);
  
  digitalWrite(10, HIGH);
  delay(2000);
  digitalWrite(10, LOW);
  digitalWrite(12, HIGH);
  delay(2000);

  digitalWrite(11, HIGH);
  delay(2000);
  digitalWrite(11, LOW);
  digitalWrite(13, LOW);
  digitalWrite(9, HIGH);
  delay(5000);
  digitalWrite(9, LOW);
  delay(500);
  digitalWrite(9, HIGH);
  delay(500);
  digitalWrite(9, LOW);
  delay(500);
  digitalWrite(9, HIGH);
  delay(500);
  digitalWrite(9, LOW);
  delay(500);
  digitalWrite(9, HIGH);
  delay(500);
  digitalWrite(9, LOW);
  digitalWrite(11, HIGH);
  delay(2000);
  digitalWrite(11, LOW);
  digitalWrite(13, HIGH);
  delay(2000);
  digitalWrite(10, HIGH);
  delay(2000);
  digitalWrite(12, LOW);
  digitalWrite(10, LOW);
  

 

  
}