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 Java (OpenJDK 1.8.0) (judge verdict: Accepted)

import java.util.Scanner;
//import java.util.Map;
//import java.util.HashMap;

public class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    String[] map = {"Sunny", "Cloudy", "Rainy"};
    
 	String s = sc.next();

    int i = 0;
    for ( i = 0; i < map.length; i++) {
      if (map[i].equals(s)) {
        break;
      }
    }
    
    String result = "";
    if (i < map.length) {
      result = map[ (i+1) % map.length ];
    }
     
    System.out.println(result);
  }
}