coderespawn

class FastRandom {
  int seed;
  FastRandom() {
    seed = new DateTime.now().millisecondsSinceEpoch & 0x7FFF;
  }
  
  int nextInt() {
    seed = (214013 * seed + 2531011) & 0x7FFFFFFF;
    return (seed >> 16) & 0x7FFF;
  }