import java.util.*;
public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    String s = sc.next();
    String[] w = {"Sunny","Cloudy","Rainy"};
    for(int i = 0;i<2;i++){
      if(s.compareTo(w[i])==0){
        System.out.println(w[i+1]);
      }
    }
    if(s.compareTo(w[2])==0){
      System.out.println(w[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