import java.util.Scanner;

public class Main {
  public static void main(String[] args) {
    Scanner scanner = new Scanner(System.in);

    String s = scanner.next();
    switch (s) {
      case "Sunny":
        System.out.println("Cloudy");
        return;
      case "Cloudy":
        System.out.println("Rainy");
        return;
      case "Rainy":
        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