struct Greeting {
    var tempName = "도란"
    var name: String {
        get {
            return tempName+" "+"안녕하세요"
        }
        set(newValue) {
            tempName = newValue+"님"
        }
    }
}

var greeting = Greeting()
greeting.name // "도란"
greeting.name = "도미닉"
greeting.name // "도미닉"