int potensio = A5;
int led1 = 10;
int led2 = 3;
int sensor = 0;

void setup() {
  // put your setup code here, to run once:
Serial.begin(9600);
pinMode(potensio, INPUT);
pinMode(led1, OUTPUT);
pinMode(led2, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
sensor = analogRead(potensio);
Serial.println(sensor);
if(sensor >=0 && sensor <= 512){
  digitalWrite(led1, HIGH);
}

if(sensor >= 513 && sensor <= 1023){
  digitalWrite(led2, HIGH);
}

digitalWrite(led1, LOW);
digitalWrite(led2, LOW);

}