function myout(text){console.log(text);}//standard output
function Main(input) {
  
  var list = ["Sunny","Cloudy","Rainy"];
  var ind = list.indexOf(input) + 1;
  if(ind == 3){
     ind = 0;
  }
  myout(list[ind]);
  
}

Main(require("fs").readFileSync("/dev/stdin", "utf8").trim());
