#include "pitches.h"
int melody[] = {
  NOTE_C4, NOTE_G3, NOTE_G3, NOTE_GS3, NOTE_G3,0, NOTE_B3, NOTE_C4};

  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);
      delay(noteDuration +30);
     }
  }

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