const int buttonPin = 2;
const int ledPin = 13;

int buttonState = 0;

void setup() {
  pinMode(ledPin, OUTPUT);
  pinMode(buttonPin, INPUT);
  // put your setup code here, to run once:

}

void loop() {
  buttonState = digitalRead(buttonPin);
  
  if (buttonState == HIGH){
    digitalWrite(ledPin, HIGH);
  } else {
    digitalWrite(ledPin, LOW);
  }
  // put your main code here, to run repeatedly:

}