On Jul 2, 2008, at 10:34 PM, John H Palmieri wrote: > On Jul 2, 10:09 pm, Rolandb <[EMAIL PROTECTED]> wrote: >> Suppose you want to select all possible combinations a,b,c,d to from >> the range [1,2,3,4] , but a,b,c,d should be unique (thus not equal). >> The following approach seems clumsy: >> >> for a in range(1,5): >> for b in range(1,5): >> for c in range(1,5): >> for d in range(1,5): >> if a<>b<>c<>d: >> print a,b,c,d >> >> Is there a smarter way? Thanks in advance! >> Roland > > What about 'permutations([1,2,3,4])'?
Oh, yes, that is correct. I missed the "unique" requirement. - Robert --~--~---------~--~----~------------~-------~--~----~ To post to this group, send email to [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/sage-support URLs: http://www.sagemath.org -~----------~----~----~----~------~----~------~--~---
