int NOTE_C5 = 523;
int NOTE_G4 = 392;
int NOTE_A4 = 440;
int NOTE_B4 = 494;

int melody[]={
NOTE_C5, NOTE_G4, NOTE_G4, NOTE_A4, NOTE_G4, NOTE_B4, NOTE_C5
};

int noteDurations[]={
4, 8, 8, 4, 4, 4, 4, 4
};

void setup() {
  for (int thisNote = 0; thisNote < 8; thisNote++){

    int noteDuration = 1000/ noteDurations[thisNote]; 
    tone(8,melody[thisNote],noteDuration);
    int pauseBetweenNotes = noteDuration * 1.30;
    delay(pauseBetweenNotes);
    noTone(8);
  }
}

void loop() {

}