이것이자바다_4_6

package sec02;

import java.util.Scanner;

public class Exercise05 {

	public static void main(String[] args) {
		
		Scanner sc = new Scanner(System.in);
		System.out.print("몇층을 만들고 싶으세요?:");
		int star = sc.nextInt();
		
		for(int i=1;i<star;i++) {
			for(int j=0; j<i; j++) {
				System.out.print("*");
			}
			System.out.println();
		}
	}

}