import java.util.*;
import java.io.*;

public class Main
{
	public static void main(String [] Args)
	{
		Scanner in=new Scanner(System.in);
		String s=in.next();
		if(s.charAt(0)=='S')
		{
			System.out.println("Cloudy");
		}
		else if(s.charAt(0)=='C')
		{
			System.out.println("Rainy");
		}
		else
		{
			System.out.println("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