// constants won't change
const int RELAY_PIN = 3;  // the Arduino pin, which connects to the IN pin of relay



int pinBuzzer = 6;


int C =  261;
int Cs=  277;
int D =  293 ;
int Ds=  311;
int E =  329 ;
int F =  349 ;
int Fs=  369;
int G =  391 ;
int Gs=  415;
int A =  440 ;
int As=  466;
int B =  493 ;



int C2   =524;
int Cs2  =555;
int D2   =588;
int Ds2  =623;
int E2   =660;
int F2   =699;
int Fs2  =740;
int G2   =784;
int Gs2  =831;
int A_2   = 880;
int As2  =933;
int B2   =988;
int C3  =1047;
;


int semi =40;
int corch = 2*semi;
int negra = corch*2;
int np = corch*3;

int blanca = negra*2;
int redonda = blanca*2;
int rep = 3*negra;
int bnp = 3*negra+3*corch;

int retardo = 100;

void nota(int nota, int duracion){
  tone(pinBuzzer,nota, duracion);
  delay(duracion);
  noTone(pinBuzzer);
  delay(duracion);
}

void setup() {
  // initialize digital pin as an output.
  pinMode(RELAY_PIN, OUTPUT);

 digitalWrite(RELAY_PIN, HIGH);   
  digitalWrite(RELAY_PIN, LOW);  
  delay(40);
}

void loop() {
 
//  // 1
 digitalWrite(RELAY_PIN, HIGH);  

  nota(A   ,corch);       
  nota(Gs  ,corch);
  nota(A   ,corch);
  
  nota(B   , corch);
  
   digitalWrite(RELAY_PIN, LOW);
  nota(Cs2 ,corch);   
  
  nota(B   , corch);
  nota(Cs2 ,corch);
  nota(D2,corch);
   digitalWrite(RELAY_PIN, HIGH);  

  nota(E2  ,corch);
  nota(A ,corch);
   digitalWrite(RELAY_PIN, LOW);
  nota(Cs2, corch);
   
  nota(E2  , negra);  
 digitalWrite(RELAY_PIN, HIGH);  
nota(A_2, negra);  
nota(Fs2 , corch);
nota(E2, negra);
nota(B, corch);
nota(E2, corch);
nota(B, blanca);
nota(E2, negra);
nota(B, corch);
nota(E2, corch);
nota(B,blanca);
 


  nota(A   ,corch);
  nota(Gs  ,corch);
  nota(A   ,corch);
  nota(B   , corch);
  nota(Cs2 ,corch);
  nota(B   , corch);
  nota(Cs2 ,corch);
  nota(E2,corch);
  nota(Fs2, corch);
  nota(Fs2, corch);
  nota(Fs2, corch);
  nota(Fs2, corch);

delay(negra);


nota(Fs2, corch);  
nota(E2 , corch);
nota(D2 , corch);
nota(Cs2,negra);
nota(A, corch);
nota(Cs2, corch);
nota(A,blanca);
nota(Cs2,negra);
nota(A, corch);
nota(Cs2, corch);
nota(A,blanca);  


//////
nota(Fs, corch);
nota(E, corch);
nota(Fs, corch);
nota(Gs, corch);
nota(A, negra);
delay(negra);
delay(negra);

nota(Fs, corch);
nota(E, corch);
nota(Fs, corch);
nota(Gs, corch);
nota(A, corch);
nota(Gs, corch);
nota(A, corch);
nota(B, corch);
nota(Cs2, corch);
nota(B, corch);
nota(Cs2, corch);
nota(D2, corch);
nota(E2, corch);
nota(E2, corch);
nota(E2, corch);
nota(E2, corch);
   delay(corch);
   delay(corch);
nota(A,corch);
nota(Cs2,corch);
nota(D2,corch);
nota(E2,negra);
delay(negra);
delay(negra);

nota(D2,corch);
nota(Cs2,corch);
nota(D2,corch);
nota(E2,corch);
nota(Fs2,negra);
delay(negra);
nota(A,corch);
nota(D2,corch);
nota(Cs2,corch);
nota(D2,corch);
nota(E2,corch);
nota(Fs2,corch);
nota(E2,corch);
nota(Fs2,corch);
nota(A_2,corch);
nota(Gs2,negra);
nota(E2,corch);
nota(Gs2,corch);
nota(E2,negra);
delay(negra);
delay(negra);
nota(Gs2,negra);
nota(E2,corch);
nota(Gs2,corch);
nota(E2,negra);
delay(negra);


delay(1000);
}