#!/usr/bin/perl
                                                                                                                             
                                                                                                                             
@sort = ( '05-11-2006', '01-01-2005' , '04-12-2005' , '22-03-2005');
                                                                                                                             
                                                                                                                             
foreach (sort @sort) {
  print ":$_:\n";
}