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