int buzzer = 26;
int boton1=15;
int boton2=2;
int boton3=4;
int boton4=16;
int boton5=17;
int menu=0;
int led = 12;
int vuelta=1;
void setup(){
   pinMode(boton1, INPUT_PULLUP);
  pinMode(boton2, INPUT_PULLUP);
  pinMode(boton3, INPUT_PULLUP);
  pinMode(boton4, INPUT_PULLUP);
  pinMode(boton5, INPUT_PULLUP);
  pinMode(led, OUTPUT);
  
}

void loop(){
  int b1 = digitalRead(boton1);
  int b2 = digitalRead(boton2);
  int b3 = digitalRead(boton3);
  int b4 = digitalRead(boton4);
  int b5 = digitalRead(boton5);

if (b1==0){
menu = 1;

}
if (b2==0){
  menu = 2;
}
if (b3==0){
  menu = 3;
}
if (b4==0){
  menu = 4;
}
if (b5==0){
  menu = 0;
}

switch(menu){


case 0:


break;

case 1:
tone(buzzer,350); 
delay(200);
noTone(buzzer);
break;

case 2:
delay(200);                          
tone(buzzer,500);
delay(100);
noTone(buzzer);
tone(buzzer,600);
delay(100);
noTone(buzzer);
tone(buzzer,800);
delay(100);
noTone(buzzer);
break;

case 3:
tone(buzzer,70,500);
delay(250); 
noTone(buzzer);
break;

}


tone(buzzer,425); 
delay(100);
noTone(buzzer);

delay(1000);
/*
delay(200);                          
tone(buzzer,500);
delay(100);
noTone(buzzer);
tone(buzzer,600);
delay(100);
noTone(buzzer);
tone(buzzer,800);
delay(100);
noTone(buzzer);

delay(1000);


tone(buzzer,70,500);
delay(250); 
noTone(buzzer);

delay(1000);

digitalWrite(led, HIGH);
tone(buzzer, 50, 500);
delay(250);
noTone(buzzer);
delay(250);
digitalWrite(led, LOW);
delay(500);

*/
tone(buzzer, 988);
  delay(100);
  noTone(buzzer);

  tone(buzzer, 1319);
  delay(200);
  noTone(buzzer);
  delay(1000);


}