Simon Forman: > I originally meant this as a joke and was going to say not to use it. > But on my old, slow computer it only takes about a second or two.
Another possibility, still using a filter:
nodig = set("06789")
r = [i for i in xrange(11111, 55555+1) if not (set(`i`) & nodig)]
Bye,
bearophile
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