#define BUZZER 12

int C = 262;
int D = 294;
int E = 330;
int F = 370;
int G = 390;
int H = 410;
int I = 450;
int C_H = 523;

int n_notes = 8;
int notes[] = {C,D,E,F,G,H,I,C_H};

void setup() {

  pinMode(BUZZER, OUTPUT);

  for(int i = 0; i < n_notes; i++){
    tone(BUZZER,notes[i]);
    delay(500);
    noTone(BUZZER);
    delay(2);
  }
}

void loop() {
  
}