const int ledPin = 4;         
const int buttonPin = 8;      
int pressCount = 0;   
int pressvalue = 0;        

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

void loop() {
  int buttonState = digitalRead(buttonPin); 
  
  if (buttonState == LOW) {  
    delay(50);  // Debounce delay
    if (digitalRead(buttonPin) == LOW) {  
      pressCount++; 
      pressvalue++; 
      Serial.print("Button pressed, press count: ");
      Serial.println(pressvalue);
      while(digitalRead(buttonPin) == LOW);  

      if (pressCount == 2) {
        digitalWrite(ledPin, HIGH);
        Serial.println("turning on");
      } else if (pressCount == 4) {
        digitalWrite(ledPin, LOW);
        Serial.println("turning off");
        pressCount= 0;
      }
    }
  }
  delay(100); 
}