<oerjan> addquote <ais523> hmm\xe2\x80\xa6 I guess the difference between me and most esolangers is that I don\'t instantly go and put it into a BF derivative and call it a day

#!/usr/bin/perl -w
if (defined($_=shift)) { s/ *$//;  s/ +/ @ /g; exec "bin/@", $_ . " ? welcome"; } else { exec "bin/?", "welcome"; }