Test if a machine is completed
@example 1: $ cat >nfa (start) |- 0 0 a 1 1 a 2 2 b 0 0 -| (final) @ example 2; $ cat >nfa (start) |- 0 0 a 1 1 a 2 2 b 0 0 -| (final) $ ./iscomp nfa no