import java.util.*;

class Main{
    public static void main(String[] args) {
        Scanner stdIn = new Scanner(System.in);
        String s[] = new String [3];
        s[0] = "Sunny";
        s[1] = "Cloudy";
        s[2] = "Rainy";
        
        String today = stdIn.next();
        System.out.println(s[0].equals(today) ? s[1] : (today.equals(s[1]) ? s[2] : s[0]));
    }
}
/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