const int button = 2;
int wurfel = 0;
void setup() {
pinMode(button, INPUT_PULLUP);
pinMode(11, OUTPUT);
pinMode(10, OUTPUT);              
pinMode(12, OUTPUT);               
pinMode(13, OUTPUT);               
}

void loop() {
int btnst = !digitalRead(button);
  if (btnst == 1) {
    digitalWrite(10, LOW);
    digitalWrite(11, LOW);
    digitalWrite(12, LOW);
    digitalWrite(13, LOW);
    delay(3);
       wurfel = wurfel + 1;
        if (wurfel > 6) {
      wurfel = 1;
    }
  } else {
delay(3);
if (wurfel == 1) {
    digitalWrite(11, HIGH);
} else if (wurfel == 6) {
    digitalWrite(13, HIGH);
    digitalWrite(12, HIGH);
    digitalWrite(10, HIGH);
} else if (wurfel == 2) {
    digitalWrite(13, HIGH);
} else if (wurfel == 5) {
    digitalWrite(10, HIGH);
    digitalWrite(11, HIGH);
    digitalWrite(13, HIGH);
} else if (wurfel == 3) {
    digitalWrite(13, HIGH);
    digitalWrite(11, HIGH);
} else if (wurfel == 4) {
    digitalWrite(10, HIGH);
    digitalWrite(13, HIGH);
} else {
    digitalWrite(13, LOW);
    digitalWrite(12, LOW);
    digitalWrite(10, LOW);
    digitalWrite(11, LOW); 
}
  }
}