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