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 C# (Mono 4.6.2.0) (judge verdict: Accepted)

using System;
class Program
{
	static void Main(string[] args)
	{
		// 整数の入力
		string S = Console.ReadLine();
		// スペース区切りの整数の入力
		string[] Weathers = {"Sunny","Cloudy","Rainy"};
		int num = 0;
      	for(int i = 0 ;i<Weathers.Length;i++){
        	if ( S== Weathers[i]){
            	num = i;
            }
        }
      	num++;
      	if ( num == Weathers.Length){
        	num = 0;
        }
		//出力
		Console.WriteLine(Weathers[num]);
	}
}