import java.util.Scanner;

public class Main {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		String str = sc.next();
		String s[] = {"Sunny","Cloudy","Rainy"};
		
		for (int i = 0 ; i < 3 ; i++) {
			if (i == 2) {
				System.out.println(s[0]);
				break;
			}
			if(str.equals(s[i])) {
				System.out.println(s[i + 1]);
				break;
			}
			
			
		}
		
		
		
	}	
}
/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