def main(args: Array[String]) {
  if(args.length < 3)
    println("Need at least three arguments")
  else {
    val f = (Person(_, _, _)).curried
    val age = validAge(args(0))
    val name = validName(args(1))
    val postcode = validPostcode(args(2))

    postcode <<*>> (name <<*>> (age map f)) match {
      case Success(p) => println("We have a person: " + p)
      case Failure(e) => e foreach println
    }
  }
}