object Color extends Enumeration {
    val Blue, Red, Green, White = Value
}
 
import Color._
 
object Main {
    def main(args: Array[String]) = {
        println(Blue .id)
        println(Red  .id)
        println(Green.id)
        println(White.id)
        println(Color(0))
        println(Color(1))
        println(Color(2))
        println(Color(3))
    }
}