int melody[] = {262, 294, 330, 349, 392, 440, 494, 523};
int durasi = 500;

void setup() {
  // put your setup code here, to run once:
  pinMode(8, OUTPUT);

}

void loop() {
  // put your main code here, to run repeatedly:
  for(int i = 0; i < 8; i++){
    tone(8, melody[i], durasi);
    delay(durasi);
    noTone(8);
    delay(1000);
  }
}