宿題

divisor.kt

fun main(args: Array<String>){
    val a = args[0].toInt()
    val b = args[1].toInt()

    println(divisor(a, b))
}

fun divisor(val a: Int,val b: Int): Int{
    val n = a % b
    if(n != 0){
        return divisor(b, n)
    }else{
        return b
    }
}