백준 Kotlin 10991번 : 별 찍기 - 16

https://www.acmicpc.net/problem/10991

10991번: 별 찍기 - 16

---

import java.util.Scanner

fun main() {
    val sc = Scanner(System.`in`)

    var a = sc.nextInt()

    for(i in 1..a){
        for(j in 1..a-i) {
            print(" ")
        }
        for(j in 1..i+(i-1)) {
            if (j%2==0)
                print(" ")
            else
                print("*")
        }
        println()
    }
}