On Sat, May 3, 2008 at 6:44 PM, <[EMAIL PROTECTED]> wrote: snip > The output should include '1 2 3'. > Therefore I want the output to be > > 1 2 3 > 1 6 7 > 4 5 10 > > It should include '1 2 3' because '1 2 3', '1 2 4', '1 2 7', '1 2 8', '1 > 2 9' = '1 2'(the common number from the list) + anynumber. snip
Are you certain that the strings will always come in a sorted order (i.e. never like "1 3 2")? If so you can speed up the code significantly by using a trie: Tree::Trie*. * http://search.cpan.org/dist/Tree-Trie/Trie.pm -- Chas. Owens wonkden.net The most important skill a programmer can have is the ability to read. -- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] http://learn.perl.org/