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;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ABC_Training
{

    class Program
    {
        static void Main(string[] args)
        {
            var Weather = Console.ReadLine();
            Console.WriteLine(WeatherPrediction.GetNextWeather(Weather));
        }
    }
    public static class WeatherPrediction
    {
        public static string GetNextWeather(string s)
        {
            if (s == "Sunny")
            {
                return "Cloudy";
            }
            if(s== "Cloudy")
            {
                return "Rainy";
            }
            return "Sunny";
        }
    }
}