void getamountlights(int x) {
  int result;
  result = ((x - minrange) / ((range - minrange) / amountlights));
  lights(result);
}
void lights(int x) {
  int a;
  x = constrain(x, 0, 40);
  for (int i = 0; i < x; i++) {
    bin[i] = 1;
  }
  a = 40 - x;
  for (int i = 0; i < a; i++) {
    bin[x + i] = 0;
  }
}
int binget(int x) {
  int result = 0;
  for (int i = x; i < x + 8; i++) {
    result = result + (bin[i] * (1 << i - x));
  }
  return result;
}