int BUTTON = 35; 
int LED = 14;

void setup() {
  pinMode (LED, OUTPUT);
  pinMode(BUTTON, INPUT_PULLUP);
}

void loop() {
  // baca button
  int input = digitalRead(BUTTON);

  if (input == LOW) {
  digitalWrite(LED, HIGH);
  }
  else {
    digitalWrite(LED, LOW);
  }
}