hallo ck,
--
s s^s<DATA>se;s (([^\s]))(ord($1)%2?
chr(ord($1)-5):chr(ord($1)-3))sieg;s s^s$_see;
__END__
uwlsy%*Sr%kqdphv%yr%AFN4%dy%zzzyhfm3ihC*1'as'>
a9105535@unet.univie.ac.at
grüße
thomas