void setup() 
{
  pinMode(8, OUTPUT);
  pinMode(7, OUTPUT);
  pinMode(4, OUTPUT);
  pinMode(2, OUTPUT);
  pinMode(12, OUTPUT);
  pinMode(13, OUTPUT);
  pinMode(11, OUTPUT);
  pinMode(3, OUTPUT);
  pinMode(6, OUTPUT);
  pinMode(1, OUTPUT);
  pinMode(5, OUTPUT);
  pinMode(9, OUTPUT);

}
void loop() 
{
  //top
  digitalWrite(8, OUTPUT);
  digitalWrite(7, OUTPUT);
  digitalWrite(4, OUTPUT);
  delay(500);

  //bottom
  digitalWrite(11, OUTPUT);
  digitalWrite(3, OUTPUT);
  digitalWrite(6, OUTPUT);
  delay(500);

  //left
  digitalWrite(2, OUTPUT);
  digitalWrite(12, OUTPUT);
  digitalWrite(13, OUTPUT);
  delay(500);

  //right
  digitalWrite(1, OUTPUT);
  digitalWrite(5, OUTPUT);
  digitalWrite(9, OUTPUT);
  delay(500);
  
  digitalWrite(8, HIGH);
  delay(10000);
  digitalWrite(8, LOW);
  delay(500);

  digitalWrite(7, HIGH);
  delay(50000);
  digitalWrite(7, LOW);
  delay(500);

  digitalWrite(4, HIGH);
  delay(10000);
  digitalWrite(4, LOW);
  delay(5000);

  digitalWrite(2, HIGH);
  delay(0);
  digitalWrite(2, LOW);
  delay(0);

  digitalWrite(12, HIGH);
  delay(0);
  digitalWrite(12, LOW);
  delay(0);

  digitalWrite(13, HIGH);
  delay(0);
  digitalWrite(13, LOW);
  delay(0);

  digitalWrite(11, HIGH);
  delay(0);
  digitalWrite(11, LOW);
  delay(0);

  digitalWrite(1, HIGH);
  delay(0);
  digitalWrite(1, LOW);
  delay(0);

  digitalWrite(5, HIGH);
  delay(0);
  digitalWrite(5, LOW);
  delay(0);

  digitalWrite(9, HIGH);
  delay(0);
  digitalWrite(9, LOW);
  delay(0);
}