Read a description of a deterministic finite-state automaton in the AT&T format
(without weights) from the file in the first argument.

Read strings from the standard input.
If a string is accepted by the
automaton, write YES, otherwise- write NO.

The first command line program argument is fsa description file.
Use sys.argv[1] to read it.

The program is invoked like this: ./run.py test1.arg < test1.in > test1.out

POINTS: 5
DEADLINE: 2022-01-23 16:00:00