fun main(){

    var tb1 = TextBuilder("what the fuck").apply {
        showText()
    }

    var tb2 = TextBuilder("what the fuck").apply {
        showText()
    }


}

class TextBuilder {
    var capacity : Int = 0
    var content : String? = null

    constructor(_capacity : Int){
        capacity = _capacity
    }

    constructor(_content : String){
        content = _content
        capacity = _content.length
    }

    constructor(_content : String, _capacity : Int ){
        capacity = _capacity
        content = _content
    }

    fun showText(){
        content?.let {
            println(content + " capacity: " + capacity)
            return
        }
        println("capacity: " + capacity)




    }

}