//SKETCH 03
//Blink 3 LED by Fajar Himawan

void setup() {
    pinMode(2, OUTPUT);
    pinMode(4, OUTPUT);
    pinMode(5, OUTPUT);
}

void loop() {
    digitalWrite(2, HIGH);
    delay(500);
    digitalWrite(2, LOW);
    delay(500);

    digitalWrite(4, HIGH);
    delay(500);
    digitalWrite(4, LOW);
    delay(500);

    digitalWrite(5, HIGH);
    delay(500);
    digitalWrite(5, LOW);
    delay(500);
}