Problem:
Score: 100 points

Problem Statement

The weather in Takahashi's town changes day by day, in the following cycle: Sunny, Cloudy, Rainy, Sunny, Cloudy, Rainy, ...

Given is a string S representing the weather in the town today. Predict the weather tomorrow.

Constraints

S is Sunny, Cloudy, or Rainy.

Input

Input is given from Standard Input in the following format:

S

Output

Print a string representing the expected weather tomorrow, in the same format in which input is given.

Sample Input 1

Sunny

Sample Output 1

Cloudy

In Takahashi's town, a sunny day is followed by a cloudy day.

Sample Input 2

Rainy

Sample Output 2

Sunny

Solution in Java8 (OpenJDK 1.8.0) (judge verdict: Accepted)

import java.util.Collections;
import java.util.LinkedHashMap;
import java.util.Map;
import java.util.Scanner;

public class Main {

    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        System.out.println(FORECAST.get(scan.nextLine()));
        scan.close();
    }

    private static final Map<String, String> FORECAST = Collections
            .unmodifiableMap(new LinkedHashMap<String, String>() {
                private static final long serialVersionUID = 8811606967577385220L;
                {
                    put("Sunny", "Cloudy");
                    put("Cloudy", "Rainy");
                    put("Rainy", "Sunny");
                }
            });
}