fun main(args: Array<String>) {
    //"Sunny", "Cloudy", "Rainy"
    val S = readLine()!!
    var ans = ""
    if (S == "Sunny") ans = "Cloudy"
    if (S == "Cloudy") ans = "Rainy"
    if (S == "Rainy") ans = "Sunny"
    println(ans)
}