class Baby2{
    //property
    var name = "tom"
    var age = 1
    //method
    func sleep(){
        print("sleep")
    }
}

p.p1 {margin: 0.0px 0.0px 0.0px 0.0px; font: 11.0px 'PingFang TC'; color: #ffffff}
span.s1 {font-variant-ligatures: no-common-ligatures}
span.s2 {font: 11.0px Menlo; font-variant-ligatures: no-common-ligatures}

題目：