int wuerfel = 0;
int k = 1;
int zaehler = 0;

void setup() {
  Serial.begin(9600);
  randomSeed(analogRead(A0));
}
void loop() {
  for (k; k <= 600; k++)
  {
    wuerfel = random(1, 7);
    while (wuerfel == 6) {
      zaehler = zaehler + 1;
      wuerfel = 0;
    }
    delay(10);
  }
  Serial.print("Anzahl der Sechsen in 600 Wuerfen:  ");
  Serial.println(zaehler);
  delay(1000);
  k = 1;
  zaehler = 0;
}