Hi All i have a object gp = c(1,2,3,4,21,22,23,24,38,39) and i want to count number of groups containing consecutive numbers as ans should be three as group1 (1,2,3,4), group2 (21,22,23,24) and group3 contains (38,39) any suggestions [[alternative HTML version deleted]]

With Rle from IRanges: sum(runValue(Rle(diff(gp))) == 1) On Thu, Aug 5, 2010 at 4:24 AM, ALok <foralok@gmail.com> wrote: > Hi All > i have a object > gp = c(1,2,3,4,21,22,23,24,38,39) > > and i want to count number of groups containing consecutive numbers > > as > > ans should be three as group1 (1,2,3,4), group2 (21,22,23,24) and group3 > contains (38,39) > any suggestions > > [[alternative HTML version deleted]] > > _______________________________________________ > Bioconductor mailing list > Bioconductor@stat.math.ethz.ch > https://stat.ethz.ch/mailman/listinfo/bioconductor > Search the archives: > http://news.gmane.org/gmane.science.biology.informatics.conductor > [[alternative HTML version deleted]]