void setup()

{

 pinMode(8, OUTPUT);

 pinMode(9, OUTPUT);

 pinMode(10, OUTPUT);

 pinMode(11, OUTPUT);

 pinMovde(12, OUTPUT);

 digitalWrite(8, HIGH);

 digitalWrite(9, HIGH);

 digitalWrite(10, HIGH);

 digitalWrite(11, HIGH);

 digitalWrite(12, HIGH);

 delay(3000); // Wait for 3000 millisecond(s)

 digitalWrite(8, LOW);

 digitalWrite(9, LOW);

 digitalWrite(10, LOW);

 digitalWrite(11, LOW);

 digitalWrite(12, LOW);

}

void loop()

{

 digitalWrite(9, LOW);

 digitalWrite(8, HIGH);

 delay(200); // Wait for 200 millisecond(s)

 digitalWrite(8, LOW);

 digitalWrite(9, HIGH);

 delay(200); // Wait for 200 millisecond(s)

 digitalWrite(9, LOW);

 digitalWrite(10, HIGH);

 delay(200); // Wait for 200 millisecond(s)

 digitalWrite(10, LOW);

 digitalWrite(11, HIGH);

 delay(200); // Wait for 200 millisecond(s)

 digitalWrite(11, LOW);

 digitalWrite(12, HIGH);

 delay(200); // Wait for 200 millisecond(s)

 digitalWrite(12, LOW);

 digitalWrite(11, HIGH);

 delay(200); // Wait for 200 millisecond(s)

 digitalWrite(11, LOW);

 digitalWrite(10, HIGH);

 delay(200); // Wait for 200 millisecond(s)

 digitalWrite(10, LOW);

 digitalWrite(9, HIGH);

 delay(200); // Wait for 200 millisecond(s)

 digitalWrite(9, LOW);

 digitalWrite(8, HIGH);

}