'use strict';
const main = input => {
  input = input[0];
  if (input == 'Sunny') console.log('Cloudy');
  if (input == 'Cloudy') console.log('Rainy');
  if (input == 'Rainy') console.log('Sunny');
}
main(require("fs").readFileSync("/dev/stdin", "utf8").split('\n'));