#include "pitches.h"

// notes in the melody – constant values defining frequency for each used note
int melody[] = {NOTE_C4, NOTE_G3,NOTE_G3, NOTE_A3, NOTE_G3,0, NOTE_B3, NOTE_C4};

// note durations: 4 = quarter note, 8 = eighth note, etc.:
int noteDurations[] = { 4,8,8,4,4,4,4,4 };

void setup() {
  for (int thisNote = 0; thisNote < 8; thisNote++) {
    // iterate over the notes of the melody:
    // to calculate the note duration, take one second
    // divided by the note type.
    // e.g. quarter note = 1000 / 4, eighth note = 1000/8,
    // etc.
    int noteDuration = 1000/noteDurations[thisNote];
    tone(8, melody[thisNote],noteDuration);

    // to distinguish the notes, set a minimum time between them: note's duration + 30%
    int pauseBetweenNotes = noteDuration * 1.30;
    delay(pauseBetweenNotes);
    noTone(8); // stop the tone playing for current note
  }
}

void loop() { } // no need to repeat the melody