dog.scala

import scala.concurrent._
import ExecutionContext.Implicits.global
import scala.concurrent.duration._

object Dog extends App {

  def go() = {
    val futures = List(
      Future { for(i <- 1 to 10) println("A")},
      Future { for(i <- 1 to 10) println("B")},
      Future { for(i <- 1 to 10) println("C")}
    )
    Future.sequence(futures)
  }

  Await.result(go, Duration.Inf)

}