#'Left-right order
#' Left-right order
#'
#' Order the numbers 1 through \code{n}, starting at index \code{i} and
#' proceeding rightward then leftward.
#'
#' @param n A positive integer.
#' @param i An integer between 1 and \code{n}.
#'
#'
#'
rightleftorder <- function(n, i) {
c(i:n, (i-1):1)
}
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