// Define the LED and switch pins
int ledPin = 3;
int switchPin = 2;

bool buttonPressed = false;

void setup() {
  // Initialize the LED pin as an output
  pinMode(ledPin, OUTPUT);

  // Initialize the switch pin as an input with internal pull-up resistor
  pinMode(switchPin, INPUT_PULLUP);

  // Start the Serial communication
  Serial.begin(9600);
}

void loop() {
  // Read the state of the switch
  int switchState = digitalRead(switchPin);

  // Check if the button was just pressed
  if (switchState == LOW && !buttonPressed) {
    buttonPressed = true;
    digitalWrite(ledPin, LOW);  // Turn off the LED
  }
  
  // Check if the button is released
  if (switchState == HIGH) {
    buttonPressed = false;
  }

  // If the button is not pressed, blink the LED
  if (!buttonPressed) {
    digitalWrite(ledPin, HIGH);
    delay(500); // Blink delay
    digitalWrite(ledPin, LOW);
    delay(500); // Blink delay
  }
}