const int led = 4;
const int potenciometro = 2;
int pot = 0;

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  Serial.println("Hello, ESP32!");
pinMode(led, OUTPUT);
pinMode(potenciometro, INPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
pot = analogRead(potenciometro);
Serial.println(pot);
  delay(10); // this speeds up the simulation
}