choroba@still ~ $ echo group1 > a
choroba@still ~ $ echo group2 > b
choroba@still ~ $ echo group11 > c
choroba@still ~ $ perl 1223194.pl a b c
Moving a into group1
Moving b into group2
Moving c into group11
choroba@still ~ $ ls a b c
ls: cannot access 'a': No such file or directory
ls: cannot access 'b': No such file or directory
ls: cannot access 'c': No such file or directory
([2])
choroba@still ~ $ find group* -type f 
group1/a
group11/c
group2/b