void addVal(int bits[], int n, int size) {
  int i, x;
  i = 0;
  x = 0;
  while (i < size) {
    x = bits[i];
    x = x + n;
    bits[i] = x;
    i++;
  }
  return;
}

int four[4] = {1,2,3,4};

int main(void) {
  addVal(four, 4, 4);
  return 0;  
}