Dear Dale, Try this: set.seed(555) x <- sample(1:365, 10, replace=TRUE) x <- sort(x) diff(x)
HTH, Jorge On Thu, Jan 22, 2009 at 10:07 AM, Dale Steele <dale.w.ste...@gmail.com>wrote: > I'm stuck on how best to of find the distance between ordered integers > (presented below as a birthday problem). Given the vector x, how do I > most efficiently generate the vector x[i+1] - x[i]? Thanks. --Dale > > For example... > set.seed(555) > x <- sample(1:365, 10, replace=TRUE) > x <- sort(x) > > x x[i+1]-x[i] > --- --------------- > 14 > 14 0 > 75 61 > 136 61 > 197 61 > 236 39 > 253 17 > 310 57 > 323 13 > 355 32 > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide > http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
