Variant on the cheat:
zz=.,10#.>{4#<>:i.6
4{.zz
1111 1112 1113 1114
On Tue, Oct 3, 2017 at 11:24 PM, Roger Hui <[email protected]>
wrote:
> V. nice.
>
> As they say, if you're not cheating you are not trying hard enough. :-)
>
>
> On Tue, Oct 3, 2017 at 8:21 PM, Cliff Reiter <[email protected]>
> wrote:
>
> > A cheat (?) that builds instead of "removing"
> >
> > z=.,".>{4#<'123456'
> > $z
> > 1296
> > 10{.z
> > 1111 1112 1113 1114 1115 1116 1121 1122 1123 1124
> >
> >
> > On 10/3/2017 4:16 PM, Skip Cave wrote:
> >
> >> Another interesting Quora problem:
> >>
> >> Given the integers from 1000 to 9999, remove all integers that contain a
> >> 7,
> >> 8, 9, or zero, and list the remaining integers.
> >>
> >> Skip
> >> ----------------------------------------------------------------------
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> >>
> >
> > ----------------------------------------------------------------------
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> ----------------------------------------------------------------------
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>
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