No, you have not.  Take a look at

expand.grid(rep(list(1:5), 2))

HTH,
Jorge.-


On Wed, Jan 25, 2012 at 12:10 PM, yan <> wrote:

> thanks petr,
> what if I got 200 elements, so I have to write expand.grid(x1=1, x2=1:2,
> x3=1:3, x4=1:3, x5=1:3....x200=1:3))?
>
> Many thanks
>
> yan
>
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