Print a document as a book

Pagination.scala

package utils

/**
  * @author Bunyod Bobojonov (bunyodreal@gmail.com). Created at 6/1/16.
  */
object Pagination {

  def main(args: Array[String]): Unit = {
    println("Hello World from main function!")
    var evens = ""
    var odds = ""
    val n = 100 // number of pages
    val m = n/2
    for (i <- 1 to m+1) {
      if (i%2 == 0) {
        evens = evens + s"$i,${2*(m-i) + (i+1)},"
      } else {
        odds = odds + s"${2*(m-i) + (i+1)},$i,"
      }
    }
    println(evens)
    println("-----------------------")
    println(odds)

  }
}