a b b a a a a a x1 a a a a a a b b a b b a b b x1 2.2 a b b a a a a a x1 a a a a a b b a b b a b b x1 a b b a a a a a x1 a b b a b b a b b x1 a b b a a a a a x1 a b b a b b x1 a b b a a a a a x1 a a b b a b b a b b x1 a b b a a a a a x1 a a a a b b a b b a b b x1 a b b a a a a a x1 a a a a a a b b a b b a b b x1 a b b a a a a a x1 a b b x1 a b b a a a a a x1 a a a b b a b b a b b x1 true a b b a a a a a x1 a a a b b a b b a b b x1 a b b a a a a a x1 a b b x1 a b b a a a a a x1 a a a a a a b b a b b a b b x1 a b b a a a a a x1 a a a a b b a b b a b b x1 a b b a a a a a x1 a b b a b b a b b x1 a b b a a a a a x1 a a b b a b b a b b x1 a b b a a a a a x1 a b b a b b x1 a b b a a a a a x1 a a a a a b b a b b a b b x1 true a 1 282 b 1 283 a 1 1 0 a b b a a a a a x1 a b b a b b x1 a b b a a a a a x1 a b b a b b a b b x1 a b b a a a a a x1 a b b x1 a b b a a a a a x1 a a a a a a b b a b b a b b x1 a b b a a a a a x1 a b b x1 a b b a a a a a x1 a b b a b b x1 a b b a a a a a x1 a b b a b b a b b x1 true Failed! NaTT certifiable-1.6