void setup() {
  pinMode(4, INPUT_PULLUP);
  pinMode(5, INPUT_PULLUP);
  pinMode(2, OUTPUT);
};

void loop() {
  int boton1 = digitalRead(4);
  int boton2 = digitalRead(5);


  if (boton1 == LOW && boton2 == LOW) {
    digitalWrite(2, HIGH); 
  } 
  else {
    digitalWrite(2, LOW); 
  }

}