What's so bad about C? It's not very pretty but the following was easy enough to write and worked first try. http://pastebin.com/QBAgzWWJ http://pastebin.com/

What's so bad about C? It's not very pretty but the following was easy enough to write and worked first try. http://pastebin.com/QBAgzWWJ http://pastebin.com/QBAgzWWJ Pipe the result through "sort -u" if you don't want dups.