[R] Assign numbers in R

[Rui Barradas]

Hello,

Try the following.

r <- cumsum(c(TRUE, diff(d) != 0))


Hope this helps,

Rui Barradas


Em 12-03-2014 09:13, T Bal escreveu:
> Hi,
> I have the following numbers:
>
> d <- c(8,7,5,5,3,3,2,1,1,1)
>
> I want to convert these into the following numbers:
>
> r:
> 1,2,3,3,4,4,5,6,6,6
>
> So if two numbers are different increment it if they are same then assign
> the same number:
>
> r <- NULL
>
> for (i in 1:length(d)) {
>
>   if (d[i] != d[i+1]) {
>    r[i] =i+1;
>   }
>   else {
>    r[i] = i;
>   }
>   }
>
> But this is not correct. How can I solve this problem? or how can I solve
> it in a different way? Thanks a lot!
>
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>
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