#define ledPin 13
#define buttonPin 8

bool ledState = LOW;

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

void loop() {
  int buttonValue = digitalRead(buttonPin);
  if (buttonValue == HIGH) {
    ledState = !ledState; 
    digitalWrite(ledPin, ledState);
    Serial.println(buttonValue);
  }
  delay(200);
}