#include <Servo.h>

Servo myservo; 

int ledm = 13;    
int ledb = 12; 

void setup() {
  myservo.attach(8);  
  pinMode(ledm, OUTPUT);
  pinMode(ledb, OUTPUT);

}

void loop() {
  int potensio = analogRead(A0);
  int angle = map(potensio, 0, 1023, 0, 180);
  myservo.write(angle);

  if(angle == 0) {
  digitalWrite(ledm, HIGH);  
  digitalWrite(ledb, LOW);
  delay(15);
  }
  else if (angle == 180) { 
  digitalWrite(ledb, HIGH);
  digitalWrite(ledm, LOW);
  delay(15);  
  }
  else {
  digitalWrite(ledb, LOW);
  digitalWrite(ledm, LOW);
  delay(15);  
  }
}