백준 2439번

import java.util.Scanner;

public class Main{
    public static void main(String[] args){
        Scanner sc = new Scanner(System.in);
        int a = sc.nextInt();
        sc.close();
        for(int i = 1; i <= a; i++){
            for(int j = 1; j <= a-i ; j++){
                System.out.print(" ");
            }
            for(int n = 1; n <=i ; n++){
                System.out.print("*");
            }
            System.out.println();
        }
    }
}