// constants won't change
const int RELAY_PIN = 13;  // 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);

  
 delay(500);

}

void loop() {
 
  


  
  
//  // 1
  digitalWrite(RELAY_PIN, HIGH);  // (1)
  nota(G   ,negra);
  digitalWrite(RELAY_PIN, LOW);
   nota(G   ,negra);
  digitalWrite(RELAY_PIN, HIG);
   nota(G   ,negra);
  digitalWrite(RELAY_PIN, LOW); 

delay(1000);
}