import scala.io.StdIn.readLine

object vezbe {

    class  Shape()
    case class Rectangle(a:Int, b: Int) extends Shape
    case class Circle(r:Int) extends Shape

    def isRound (shape: Shape) : Boolean = shape match {
        case Circle(r) => {print("Jeste okrugao");true}
        case Rectangle(a, b) => {print("Nije okrugao");false}
    }

    def loadArray (list: List[String]) : List[String] ={
        val value = readLine()
        if (value!="")  loadArray(value::list)
        else list.reverse
    }

  def main(args: Array[String]): Unit = {
    print(isRound(new Rectangle(3,4)))

    println(loadArray(List()))
  }
}