void setup() {
  // put your setup code here, to run once:
  // TUGAS 1 . MUH.FADHIL AL FARIZI//
  // 3 LAMPU BERKEDIP 5 DETIK//
pinMode(1, OUTPUT);
pinMode(3, OUTPUT);
pinMode(5, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
digitalWrite(1, LOW);
digitalWrite(3, LOW);
digitalWrite(5, HIGH);
delay(5000);
digitalWrite(1, LOW);
digitalWrite(3, HIGH);
digitalWrite(5, LOW);
delay(5000);
digitalWrite(1, HIGH);
digitalWrite(3, LOW);
digitalWrite(5, LOW);
delay(5000);
}