import scala.math

object Main extends App {
  val sc = new java.util.Scanner(System.in)
  def divisors(n: Int): List[Int] =
    for (i <- (1 to n).toList if n % i == 0) yield i

  var s = sc.next()
  if(s == "Sunny") println("Cloudy")
  if(s == "Cloudy") println("Rainy")
  if(s == "Rainy") println("Sunny")
}
