//入力
process.stdin.resume();
process.stdin.setEncoding('utf8');

let inputted = '';
process.stdin.on('data', chunk => inputted += chunk);
const weather = ["Sunny", "Cloudy", "Rainy"];

for (let i = 0; i  < weather.length; i++) {
	if (inputted === weather[i]) {
    	if (i+1 === weather.length) {
        	return weather[0];
        }
    	return weather[i+1];
    }
}