Решение

import java.io.BufferedReader
import java.io.BufferedWriter
import java.io.InputStreamReader
import java.io.OutputStreamWriter

fun main() {
    val reader = BufferedReader(InputStreamReader(System.`in`))
    val writer = BufferedWriter(OutputStreamWriter(System.out))
    val input = reader.readLine().split(" ").map { it.toInt() }
    val a = input[0]
    val b = input[1]
    val c = input[2]
    val d = input[3]
    val options = mutableListOf<Triple<Int, Int, Long>>()
    val laptop1 = listOf(Pair(a, b), Pair(b, a))
    val laptop2 = listOf(Pair(c, d), Pair(d, c))

    for (l1 in laptop1) {
        for (l2 in laptop2) {
            val w1 = l1.first
            val h1 = l1.second
            val w2 = l2.first
            val h2 = l2.second

            val widthH = w1 + w2
            val heightH = maxOf(h1, h2)
            options.add(Triple(widthH, heightH, widthH.toLong() * heightH))

            val widthV = maxOf(w1, w2)
            val heightV = h1 + h2
            options.add(Triple(widthV, heightV, widthV.toLong() * heightV))
        }
    }

    val bestOption = options.minByOrNull { it.third }!!
    writer.write("${bestOption.first} ${bestOption.second}")
    reader.close()
    writer.close()
}