d a x1 b d x1 b x1 a a a x1 c d c x1 a d x1 b d d x1 c c d d c x1 2.2 d a x1 b d x1 b d d x1 d d c x1 b d d x1 d c x1 b d d x1 c d d c x1 d a x1 d x1 c d c x1 d x1 b d d x1 c x1 b d d x1 c c d d c x1 true b d d x1 c c d d c x1 b d d x1 c x1 c d c x1 d x1 d a x1 d x1 b d d x1 d d c x1 b d d x1 c d d c x1 b d d x1 d c x1 d a x1 b d x1 true a 1 1 0 d 1 1 11798 b 1 1 0 c 1 1 0 d 1 1 11798 c 1 1 0 b 1 1 0 d a x1 b d x1 b d d x1 c d d c x1 b d d x1 d d c x1 d a x1 d x1 c d c x1 d x1 b d d x1 c c d d c x1 b d d x1 c c d d c x1 d a x1 b d x1 c d c x1 a d x1 b x1 a a a x1 b d d x1 d d c x1 b d d x1 c d d c x1 b d d x1 c c d d c x1 d a x1 d x1 d a x1 b d x1 c d c x1 d x1 true a 1 1 d 1 14682 b 1 1 c 1 1 d 1 14682 c 1 1 0 b 1 14682 c d c x1 d x1 d a x1 b d x1 d a x1 d x1 b d d x1 c d d c x1 b d d x1 d d c x1 b d d x1 c c d d c x1 d a x1 b d x1 c d c x1 a d x1 b x1 a a a x1 b d d x1 d d c x1 b d d x1 c d d c x1 d a x1 d x1 d a x1 b d x1 c d c x1 d x1 true Failed! NaTT certifiable-1.6