const int ledPin = 4; 
const int buttonPin = 8; 
int pressCount = 0;
bool isBlinking = false;

void setup() {
  pinMode(ledPin, OUTPUT);
  pinMode(buttonPin, INPUT_PULLUP);
  Serial.begin(9600);
}

void loop() {
  int buttonState = digitalRead(buttonPin);
  if (buttonState == LOW) {
    pressCount++;
    Serial.print("Button is pressed, press count: ");
    Serial.println(pressCount);
    delay(200); 

    if (pressCount == 1) {
      isBlinking = true;
    } else if (pressCount == 4) {
      isBlinking = false;
      digitalWrite(ledPin, LOW); // Turn off the LED
      Serial.println("LED off");
      pressCount = 0; 
    }
  }

  if (isBlinking) {
    digitalWrite(ledPin, HIGH);
    delay(500); // LED On 
    digitalWrite(ledPin, LOW);
    delay(500); // LED Off
  } else {
    delay(100); 
  }
}