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 <bits/stdc++.h>

using namespace std;

typedef long long ll;

#ifdef RED
  mt19937 rnd(228);
#else
  mt19937 rnd(chrono::high_resolution_clock::now().time_since_epoch().count());
#endif

const int N = (int)1e6 + 5;

string s;

int main() {
#ifdef RED
  freopen("a.in", "r", stdin);
#endif
  ios_base :: sync_with_stdio(0);
  cin.tie(0);
  cin >> s;
  if (s == "Sunny")
    cout << "Cloudy\n";
  else if (s == "Cloudy")
    cout << "Rainy\n";
  else
    cout << "Sunny\n";
  return 0;
}