[java] 백준 2438

import java.util.Scanner;

public class P2438 {
    public static void main(String[] args) {
        Scanner s = new Scanner(System.in);
        int loop = s.nextInt();

        for(int i = 0 ; i < loop ; i++){
            for(int j = 0; j <= i ; j++)
                System.out.print("*");
            System.out.println("");
        }
    }
}