import java.io.File

class  CashMachine (){
    var note : MutableList<String> = ArrayList()
    fun AddMoney(index:Int){
        note[index-1]= (note[index-1].toInt() + 1).toString()
        println(note[index-1])
        write_to_txt ()
    }
    fun Withdraw(index:Int){
        note[index-1]= (note[index-1].toInt() - 1).toString()
        write_to_txt ()
    }
    fun write_to_txt (){
        File("ATM.txt").writeText("")
        note.forEach {
            File("ATM.txt").appendText(it+System.getProperty("line.separator"))
        }
    }

    fun getBalance(){
        File("ATM.txt").forEachLine {
           note.add(it)
        }
    }
    fun checkWithdraw(test:Int): Boolean{
        var withdraw=test
        var cashammount :Int
        val cash_table: IntArray = intArrayOf(10,20,50,100,200,500)
        var check :Int
        var i:Int = 5
        while(withdraw>0 && i>=0){
            cashammount= withdraw/cash_table[i]
            check= cashammount - note[i].toInt()
            when (check>=0){
                true-> {
                    withdraw -= (note[i].toInt() * cash_table[i])
                }
                false->{
                    withdraw-= (cashammount * cash_table[i])
                }
            }
            i-=1
        }
        println(withdraw)
        when(withdraw==0){
            true-> return true
            false -> return false
        }
    }

}