Day 2: The Button Chronicles

const int buttonPin = 2;  // the number of the pushbutton pin
const int ledPin = 13;    // the number of the LED pin

int buttonState = 0;      // variable for reading the pushbutton status

void setup() {
  pinMode(ledPin, OUTPUT);      // initialize the LED pin as an output
  pinMode(buttonPin, INPUT);    // initialize the pushbutton pin as an input
}

void loop() {
  buttonState = digitalRead(buttonPin);  // read the state of the pushbutton value

  if (buttonState == HIGH) {             // check if the pushbutton is pressed
    digitalWrite(ledPin, HIGH);  // turn LED on
  } else {
    digitalWrite(ledPin, LOW);   // turn LED off
  }
}