// Pin definitions
const int buttonPin = 2;  // Connect a push button to pin 2
const int ledPin = 13;    // Connect an LED to pin 13

// Variables
int buttonState = 0;

void setup() {
  pinMode(buttonPin, INPUT);
  pinMode(ledPin, OUTPUT);
}

void loop() {
  // Read the state of the button
  buttonState = digitalRead(buttonPin);

  // Turn on the LED if the button is pressed
  if (buttonState == HIGH) {
    digitalWrite(ledPin, HIGH);
  } else {
    digitalWrite(ledPin, LOW);
  }
}