Argument "\x{3c}\x{53}..." isn't numeric in sort at foo.pl line 8, <IN> line 7.
Argument "\x{3c}\x{53}..." isn't numeric in sort at foo.pl line 8, <IN> line 11.
Argument "\x{3c}\x{53}..." isn't numeric in sort at foo.pl line 14, <IN> line 14.