[JAVA] 중첩 while문으로 별 찍기

Q. 중첩 while 문으로 별찍기

import java.util.Scanner;
public class On {
	public static void main(String[] args){
		int i=0 ,j=0;
		Scanner sc = new Scanner(System.in);
		System.out.print("몇줄?>>");
		int num = sc.nextInt();
		while(i<=num){
			j=0;
			while(j<num){
				if(i>j){
					System.out.printf("*");
					}
				j++;
			}
			System.out.printf("\n");
			i++;
		} 
	}
}