int pot=14;
int ledsverde=27;
int ledsamarillos=22;
int ledsrojos=23;
int balon=0;
int buz=19;

void setup() {
  pinMode(ledsverde, OUTPUT);
  pinMode(ledsamarillos, OUTPUT);
  pinMode(ledsrojos, OUTPUT);
  pinMode(pot, OUTPUT);
  pinMode(buz, OUTPUT);
}

void loop() {
 balon=analogRead(pot);

  if(balon>=100){
    digitalWrite(ledsverde, HIGH);
    tone(buz,1000,3);
    delay(1000);
  }
if(balon<=50){
digitalWrite(ledsverde, LOW);
}
if(balon>=100){
    digitalWrite(ledsamarillos, LOW);
}
if(balon<=50){
digitalWrite(ledsamarillos, HIGH);
}
if(balon<=45){
  digitalWrite(ledsrojos, LOW);
}
if(balon>=110){
digitalWrite(ledsrojos, HIGH);
}
}