Rock Paper Scissors in Scala

rock_paper_scissors.scala

// rock paper scissors in scala

import scala.util.Random

def rockPaperScissors(): String = {
  Random.nextDouble match {
    case d if d < 1.0 / 3 => "rock"
    case d if d < 2.0 / 3 => "paper"
    case _                => "scissors"
  }
}