void setup() {
  // put your setup code here, to run once:
  pinMode(2, INPUT_PULLUP);
  pinMode(3, OUTPUT);
  pinMode(13, OUTPUT);
}

void loop() {
  // put your main code here, to run repeatedly:
  digitalWrite(13,1);
  if(digitalRead(2) == 1){
    digitalWrite(3, 0);
  }
  else{
    digitalWrite(3, 1);
  }
  delay(200);
}