import core.bitop, std.bitmanip;
import core.checkedint;
import std.algorithm, std.functional;
import std.array, std.container;
import std.bigint;
import std.conv;
import std.math, std.numeric;
import std.range, std.range.interfaces;
import std.stdio, std.string;
import std.typecons;

void main()
{
    auto s = readln.chomp;
    
    auto arr = ["Sunny", "Cloudy", "Rainy"];
    
    int i = 0;
    while (arr[i] != s) { ++i; }
    
    auto ans = arr[(i+1) % 3];
    
    ans.writeln;
}