int  lv =  8;
int la = 9;
int lr = 10;
String msg1 = "QUE LED DESEA PRENDER:";
String msg2 = "MUCHAS GRACIAS";
String msg3 = "ERROR: color no valido";
String L;
int dt = 5000;


void setup(){
  // put your setup code here, to run once:
Serial.begin(115200);
pinMode(lv, OUTPUT);
pinMode(la, OUTPUT);
pinMode(lr, OUTPUT);
}

void loop(){
  // put your main code here, to run repeatedly:
Serial.println(msg1);
while (Serial.available() == 0){
}
L = Serial.readString();
L.trim();
L.toLowerCase();
if(L=="verde"){
  digitalWrite(lv, HIGH);
  digitalWrite(la, LOW);
  digitalWrite(lr, LOW);
  Serial.print(msg2);
  Serial.println("verde");
  }
else if(L=="rojo"){
  digitalWrite(lv, LOW);
  digitalWrite(la, LOW);
  digitalWrite(lr, HIGH);
  Serial.print(msg2);
  Serial.println("rojo");
  }
else if(L=="azul"){
  digitalWrite(lv, LOW);
  digitalWrite(la, HIGH);
  digitalWrite(lr, LOW);
  Serial.print(msg2);
  Serial.println("azul");
  }
  else {
    digitalWrite(lv, LOW);
    digitalWrite(la, LOW);
    digitalWrite(lr, LOW);
    Serial.println(msg3);
  }
delay(dt);
}