scala> val x = 1
val x: Int = 1
scala> var y = 2
var y: Int = 2
scala> val xs = List(1)
val xs: List[Int] = List(1)
scala> scala.util.Try(1)
val res0: util.Try[Int] = Success(1)
scala> Map(1 -> "one")
val res1: Map[Int, String] = Map(1 -> "one")
