Typing Speed - KOTLIN

// Author : Saurav Kalsoor
// Typing Speed - KOTLIN

import java.util.*


var sc: Scanner = Scanner(System.`in`)

fun main() {
    val n: Int = sc.nextInt()
    val h: Int = sc.nextInt()
    val words = IntArray(n)
    for (i in 0 until n) {
        words[i] = sc.nextInt()
    }
    val result = typingSpeed(n, h, words)
    println(result)
}

fun typingSpeed(n: Int, h: Int, words: IntArray): Int {
    var low = 1
    var high = 1000000000
    var k = 1000000000
    while (low <= high) {
        val mid = low + (high - low) / 2
        val requiredH = getH(n, mid, words)
        if (requiredH <= h) {
            k = mid
            high = mid - 1
        } else {
            low = mid + 1
        }
    }
    return k
}

fun getH(n: Int, k: Int, words: IntArray): Int {
    var h = 0
    for (i in 0 until n) {
        h += Math.ceil(words[i] / (k * 1.0)).toInt()
    }
    return h
}