int speaker = 9;

void setup() {}
  // put your setup code here, to run once:
void DO () {tone(speaker, 262);}
void RE () {tone(speaker, 294);}
void MI () {tone(speaker, 330);} 
void FA () {tone(speaker, 349);} 
void SOL () {tone(speaker, 395);} 
void LA () {tone(speaker, 440);} 
void SI () {tone(speaker, 494);} 
void DOO () {tone(speaker, 523);}
void DIAM () {noTone(speaker);}

void loop() {
  // put your main code here, to run repeatedly:


DO(); delay(100);
MI(); delay(100);
DO(); delay(100);
MI(); delay(100);
FA(); delay(100);
SOL(); delay(100);
DIAM(); delay(50);
SOL(); delay(100);
SI(); delay(100);
DOO(); delay(100);
SI(); delay(100);
DOO(); delay(100);
SI(); delay(100);
SOL(); delay(100);


}