import java.util.*;
public class Main{
    public static void main(String[] args){
        Scanner s= new Scanner(System.in);
        String w=s.nextLine();
        if(w.equals("Sunny"))
            System.out.print("Cloudy");
        else if(w.equals("Cloudy"))
            System.out.print("Rainy");
        else
            System.out.print("Sunny");}
}

/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz