[백준] 5565번 : 영수증 - Kotlin(코틀린)

https://www.acmicpc.net/problem/5565

import java.util.*
fun main(args: Array<String>) {
    val s=Scanner(System.`in`)
    var sum=s.nextInt()
    for(i in 0 until 9){
        var a=s.nextInt()
        sum-=a
    }
    print(sum)
}