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 Perl (v5.18.2) (judge verdict: Accepted)

use strict;
use warnings;

sub main {
    chomp(my $S = <STDIN>);
    print solver($S);
}
main() unless caller;

sub solver {
    my ($S) = @_;
    return 'Cloudy' if($S eq 'Sunny');
    return 'Rainy' if($S eq 'Cloudy');
    return 'Sunny' if($S eq 'Rainy');
}