[백준] 2446번 : 별 찍기-9 - Kotlin(코틀린)

https://www.acmicpc.net/problem/2446

import java.util.*;
fun main(args: Array<String>) {
    val s=Scanner(System.`in`)
    var n=s.nextInt()
    for(i in n downTo 1){
        for(j in 0 until n-i) print(" ");
        for(j in 0 until (i-1)*2+1) print("*")
        println()
    }
    for(i in 2..n){
        for(j in 0 until n-i) print(" ");
        for(j in 0 until (i-1)*2+1) print("*")
        println()
    }
}