Create four modules? Or, create one kitchen-sink kind of module. In other words, solve it like you would have in C, but use Perl instead of C as the solution language.
Just because you've changed languages doesn't mean that everything you used to know is useless. In fact, 90% of your knowledge will be useful - you just have to figure out how to map it.
Being right, does not endow the right to be rude; politeness costs nothing.
Being unknowing, is not the same as being stupid.
Expressing a contrary opinion, whether to the individual or the group, is more often a sign of deeper thought than of cantankerous belligerence.
Do not mistake your goals as the only goals; your opinion as the only opinion; your confidence as correctness. Saying you know better is not the same as explaining you know better.