art187

    static int (**hget(int (**t)[2], int k))[2] {
      int (**t_old)[2] =   t;                                                                                                                                                                                   
      int h = k & (SIZE - 1);
      for (t = t + h; **t && ***t != k;                                                                                                                                                                         
           h = ((h + 1) & (SIZE - 1)), t += h, t = t_old + ((t - t_old) & (SIZE - 1)));
      return t;
    }