[R] Finding sets

From: Muhammad Rahiz <muhammad.rahiz_at_ouce.ox.ac.uk>
Date: Fri, 25 Jun 2010 10:30:37 +0100

Hi all,

I'd like to find how many sets of 1s there are in the following example;

x <- rep(c(1,2,1,3,5), each=5)

I know that there are two sets of 1s, visually. Any function in R that allows me to automate the process?



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