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: Runtime Error)

using System;
using System.Collections.Generic;
using System.Linq;

    class Program
    {
        static void Main(string[] args)
        {
            List<string> input1 = new List<string>();
            input1.AddRange(Console.ReadLine().Split());
            
            int N = int.Parse(input1[0]);
            int M = int.Parse(input1[1]);

            List<string> input2 = new List<string>();
            List<string> priceString = new List<string>();                
            priceString.AddRange(Console.ReadLine().Split());
            List<int> price = priceString.ConvertAll(x => int.Parse(x));

            List<int> couponNumber = Enumerable.Repeat(0,N).ToList();
            
            for(int i=0 ; i<M ; i++)
            {
                if(price[price.IndexOf(price.Max())]>0)
                {
                    price[price.IndexOf(price.Max())] =price[price.IndexOf(price.Max())]/2;
                }
                else
                {
                    break;
                }
            }

            Console.WriteLine(price.Sum());

        }

    }