// const input = "Sunny"

function Main (input) {
    var weList = {
        "Sunny" :1,
        "Cloudy":2,
        "Rainy":3
    }
    var wetList = {
        1:"Sunny",
        2:"Cloudy",
        3:"Rainy"
    }
    
    var num = weList[input]%3
    console.log(wetList[num+1])
}

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