#define BUTTON_PIN 3
#define BUTTON_RESET_PIN 2
#define LED_PIN 13
volatile bool ledState = false;
static bool buttonPressed = false;
static byte pressCount = 0;

void countButtonAndBlink()
{
  bool currentState = digitalRead(BUTTON_PIN);
  if (currentState==false)
  {
    delay(50);
    buttonPressed=true;
  }
  if (buttonPressed)
  {
    buttonPressed = false;
    pressCount++;
    blink(pressCount);
    Serial.println(pressCount);
  }
}

void blink(int amount)
{
  for (int i=0; i<amount; i++)
  {
    digitalWrite(LED_PIN, HIGH);
    delay(250);
    digitalWrite(LED_PIN,LOW);
    delay(250);
  }
}

void reset()    //für aufg.2
{
  pressCount=0;
  buttonPressed=false;
  delay(50);
  Serial.println(pressCount);
}

void setup() {
  Serial.begin(9600);
  pinMode(BUTTON_PIN, INPUT_PULLUP);
  pinMode(BUTTON_RESET_PIN, INPUT_PULLUP);    //für 2
  pinMode(LED_PIN, OUTPUT);
  attachInterrupt(digitalPinToInterrupt(BUTTON_RESET_PIN), reset, CHANGE);  //für 2
}

void loop() {
  countButtonAndBlink();
}