int button1=3;
int button2=4;


#define T_C 690,1500
#define T_D 500,1500
#define T_E 784,250
#define T_F 880,500
#define T_G 1046,50
#define T_A 433
#define T_B 493

const int C = 10;
const int D = 9;
const int E = 13;
const int F = 7;
const int G = 6;
const int A = 5;
const int B = 11;

const int Buzz = 10;
const int LED = 9;

void setup()
{
  pinMode(button1,INPUT_PULLUP);
  pinMode(button2,INPUT_PULLUP);

  pinMode(LED, OUTPUT);
  pinMode(C, INPUT);
  digitalWrite(C,HIGH);
  
  pinMode(D, INPUT);
  digitalWrite(D,HIGH);
  
  pinMode(E, INPUT);
  digitalWrite(E,HIGH);
  
  pinMode(F, INPUT);
  digitalWrite(F,HIGH);
  
  pinMode(G, INPUT);
  digitalWrite(G,HIGH);
  
  pinMode(A, INPUT);
  digitalWrite(A,HIGH);
  
  pinMode(B, INPUT);
  digitalWrite(B,HIGH);

   digitalWrite(LED,LOW);
  
}

void loop()
{
  if(digitalRead(button1)==LOW)
  {
  noTone(Buzz);
  digitalWrite(LED,LOW);
  tone(Buzz,T_C);
  delay(1000);
  tone(Buzz,T_D);
  delay(1000);
}
else if(digitalRead(button2)==LOW)
{
  
}
}