trait PhoneT {
	val num:String
	def printNum = println(num)
}

trait MtermT {
	val add:String
	def printAdd = println(add)
}

class PhoneC(val num:String) extends PhoneT {
}

class MtermC(val add:String) extends MtermT {
}

class Cellular(val num:String, val add:String) extends PhoneT with MtermT {
}

object CellularArray {
	def main(args:Array[String]) = {
		var pa = Array[PhoneT](
			new PhoneC("111-1111"),
			new PhoneC("222-2222"),
			new Cellular("333-3333", "ccc@cccc")
		)
		var ma = Array[MtermT](
			new MtermC("aaa@aaaa"),
			new MtermC("bbb@bbbb"),
			new Cellular("444-4444", "ddd@dddd")
		)
		for(p<-pa) p.printNum
		for(m<-ma) m.printAdd
	}
}