private fun randomSortedArray(num: Int) {
    var array = arrayOf<IntArray>()
    repeat(num) {
        array += IntArray(Random.nextInt(5)){ Random.nextInt(0, 100) }
    }
    for (i in array.indices) {
        if (i%2==0)
            array[i].sort()
        else array[i].sortDescending()
    }
    print(array.contentDeepToString())
}


fun main() {
    randomSortedArray(6)
}