[Java]scanner와 for를 이용한 점찍기

import java.util.Scanner;

public class StarDot_For {

public static void main(String[] args) {

// TODO Auto-generated method stub

Scanner firstNum = new Scanner(System.in);

int k=firstNum.nextInt();

for(int i = 0; i < k; i++) {

for(int j = 0; j<=i; j++) {

System.out.println(" ");

System.out.print("*");

}

System.out.println();

}

}

}