[R] vector with specified values construction
Petr Pikal
petr.pikal at precheza.cz
Tue Jan 31 16:52:40 CET 2006
Thanks to all who responded. I definitly need some fresh air to clean
my head. :-)
Petr
On 31 Jan 2006 at 14:56, Petr Pikal wrote:
From: "Petr Pikal" <petr.pikal at precheza.cz>
To: r-help at stat.math.ethz.ch
Date sent: Tue, 31 Jan 2006 14:56:47 +0100
Priority: normal
Subject: [R] vector with specified values construction
> Dear all
>
> I want to have vector of length 24 which is filled by zeroes except
> that on position
>
> c(8,16,19,20) is 2
> and
> c(3,4,12,24) is 4
> instead.
>
> I am able to do
>
> > (1:24)%in%c(8,16,19,20)*2
> [1] 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 2 0 0 2 2 0 0 0 0
>
> and
>
> > (1:24)%in%c(3,4,12,24)*4
> [1] 0 0 4 4 0 0 0 0 0 0 0 4 0 0 0 0 0 0 0 0 0 0 0 4
>
> but I can not find a suitable construction to end with vector
> 0 0 4 4 0 0 0 2 0 0 0 4 0 0 0 2 0 0 2 2 0 0 0 4
>
> Can anybody help please?
>
>
> Petr Pikal
> petr.pikal at precheza.cz
>
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Petr Pikal
petr.pikal at precheza.cz
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