#' rlab03 package
#'
#' This package has two functions \code{\link{euclidean}} and
#' \code{\link{dijkstra}}.The first function can be used to find the greatest
#' common divisor of two numbers and the second one takes a graph and an initial
#' node and calculates the shortest path from the initial node to every other
#' node in the graph.
#'
#' @docType package
#'
#' @name rlab03
#'
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