class F {


    //c3




    //c4

    fun f2() {
    }

    fun f3() {
    }

    fun f4() {
    }

    class object {

        //c1

        /*c2*/

        fun f1() {
        }
        var i: Int? = 0

        //c5

        fun f5() {
        }
    }

    //c6

}