#include <bits/stdc++.h>
#include <string>
#include <iostream>
#include <stdio.h>
#include <stdlib.h>
#include <deque>
#include <stack>
using namespace std;

int main()
{
	//freopen("input.txt", "r", stdin); /*freopen("output.txt","w",stdout);*/
	ios_base::sync_with_stdio(false);
	cin.tie(NULL);
	cout.tie(NULL);
	string x;
	cin>>x;
	if(x=="Sunny")cout<<"Cloudy";
	else if(x=="Cloudy")cout<<"Rainy";
	else cout<<"Sunny";
	return 0;
}
