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++14 (GCC 5.4.1) (judge verdict: Accepted)

#include <iostream>
#include <string>
#include <vector>
#include <algorithm>
#include <cmath>

#define lpsbd(i, s, b, d) for(size_t i = (s); i < (b); i+=(d))
#define lpsb(i, s, b) for(size_t i = (s); i < (b); i++)
#define lpn(i, n) for(size_t i = 0; i < (n); i++)
#define fa(i, x) for(auto &i: x)
#define vcd(t, n, d) vector<t>(n, d)
#define vc(t, n) vector<t>(n)
#define all(x) (x).begin(), (x).end()

using namespace std;
using ll = long long;

const ll MOD = 1000000007;

int main(void)
{
    string S;
    cin >> S;
    if (S == "Sunny") cout << "Cloudy";
    if (S == "Cloudy") cout << "Rainy";
    if (S == "Rainy") cout << "Sunny";
    cout << endl;
    return 0;
}