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Rules are just the "a e i o u" must appear in the word in the order "a e i o u" all the words qualify in this case. the tie breaker is to have words with "a e i o u y" in which seems to have happened here anyway! On Mon, 2008-12-29 at 17:07 +0000, Neil Williams wrote: > On Mon, 29 Dec 2008 16:58:38 +0000 > kevin <kevin.lucas@xxxxxxxxxxxxxxxxxx> wrote: > > > > > I have the last question of my Family xmas quiz as how many words with > > > > all the vowels in and in the order of a e i o u > > In which case, the output is wrong - you can't have words starting "un" > if you want the vowels in that sequence. More work needed on the > regular expression. > ;-) > > > ABSTEMIOUS > > ABSTEMIOUSLY > > ABSTEMIOUSNESS > > extra vowel - depending on the interpretation of the rules, that would > fail in most cases. > > > BACTERIOFLUORESCIN > > BACTERIOPURPURIN > > FACETIOUSNESS > > ditto (and a lot more in the list) > > > BEGGAR-MY-NEIGHBOUR > > HALF-SERIOUS > > HALF-SERIOUSLY > > Whether those qualify is also debatable. > > > OVERABSTEMIOUS > > OVERABSTEMIOUSLY > > OVERABSTEMIOUSNESS > > regular expression error - o and e precede a. > > > UNABSTEMIOUS > > UNABSTEMIOUSLY > > UNABSTEMIOUSNESS > > UNABSTENTIOUS > > UNFACETIOUS > > UNFACETIOUSLY > > UNFACETIOUSNESS > > ditto > > Regular expressions are such fun..... > Regards Kevin Lucas Minions Post Master(Sub) reprieved (possibly!) Po House, Minions, Liskeard Cornwall PL14 5LE 01579363386 -- The Mailing List for the Devon & Cornwall LUG http://mailman.dclug.org.uk/listinfo/list FAQ: http://www.dcglug.org.uk/linux_adm/list-faq.html