#define BUTTON_PIN 13
#define LED1 3



void setup()
{
  Serial.begin(9600);
  pinMode(BUTTON_PIN, INPUT_PULLUP);
  pinMode(LED1, OUTPUT);
}
void loop()
{
  byte buttonState = digitalRead(BUTTON_PIN);
  
  if (!buttonState) {
      Serial.println("Button is pressed");
      digitalWrite(LED1, HIGH);
  }
  else {
      Serial.println("Button is not pressed");
      digitalWrite(LED1, LOW);
  }
  
}