fun: Use R for Fun

#' Use R for Fun
#'
#' This is a collection of R games and other funny stuff, such as the classical
#' Mine sweeper and sliding puzzles.
#'
#' New games are always welcome; if you know GIT and want to join the
#' development, please go to \url{https://github.com/yihui/fun}; or simply
#' contribute ideas at \url{https://github.com/yihui/fun/issues}.
#' @name fun-package
#' @aliases fun
#' @docType package
#' @author Yihui Xie, Taiyun Wei, and Yixuan Qiu
#' @keywords package
#' @examples ## See the examples in each function, or check out the demos
#' demo(package = 'fun')
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#' Tag information of Yihui Xie's English blog
#'
#' Tag data collected from Yihui Xie's Blog, containing the tag words, frequency
#' and hyperlinks, etc.
#'
#' The \code{count} was multiplied by 4 in the data in order that the tag cloud
#' could be more clear.
#' @name tagData
#' @docType data
#' @format A data frame with 45 observations on the following 5 variables.
#'   \describe{ \item{tag}{a character vector; the tag words} \item{link}{a
#'   character vector; hyperlinks of tags} \item{count}{a numeric vector; the
#'   frequency of tags in blogs (see Details)} \item{color}{a character vector
#'   in hexadecimal format specifying the RGB component of tag colors}
#'   \item{hicolor}{a character vector similar to \code{color}; the color when
#'   mouse hangs over the tag} }
#' @source \url{https://yihui.org/en/} (accessed on June 10, 2009)
#' @examples
#' hist(tagData$count/4, 10)  # extremely right skewed
#' # see help(tag_cloud) for the example of creating tag cloud with this data
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