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