getPckg <- function(pckg) install.packages(pckg, repos = "http://cran.r-project.org")

pckg = try(require(knitr))

if(!pckg) {

  cat("Installing 'knitr' from CRAN\n")

  getPckg("knitr")

  require(knitr)

}

pckg = try(require(splines))

if(!pckg) {

  cat("Installing 'splines' from CRAN\n")

  getPckg("splines")

  require(splines)

}

pckg = try(require(casebase))

if(!pckg) {

  cat("Installing 'casebase' from CRAN\n")

  getPckg("casebase")

  require(casebase)

}

pckg = try(require(ggplot2))

if(!pckg) {

  cat("Installing 'ggplot2' from CRAN\n")

  getPckg("ggplot2")

  require(ggplot2)

}

pckg = try(require(pacman))

if(!pckg) {

  cat("Installing 'knitr' from CRAN\n")

  getPckg("pacman")

  require(pacman)

}

pckg = try(require(survival))

if(!pckg) {

  cat("Installing 'survival' from CRAN\n")

  getPckg("survival")

  require(survival)

}

pckg = try(require(readr))

if(!pckg) {

  cat("Installing 'readr' from CRAN\n")

  getPckg("readr")

  require(readr)

}

pckg = try(require(mice))

if(!pckg) {

  cat("Installing 'mice' from CRAN\n")

  getPckg("mice")

  require(mice)

}

pckg = try(require(reshape2))

if(!pckg) {

  cat("Installing 'reshape2' from CRAN\n")

  getPckg("reshape2")

  require(reshape2)

}

pckg = try(require(RColorBrewer))

if(!pckg) {

  cat("Installing 'RColorBrewer' from CRAN\n")

  getPckg("RColorBrewer")

  require(RColorBrewer)

}