3월8일(별찍기03)

package day0308;
import java.util.Scanner;
public class StarPrint03 {

    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        
        System.out.println("별찍기 3번");
        
        System.out.println("출력 줄 수 입력");
        System.out.print(">");
        int userNum = scanner.nextInt();
        
        for(int i = 1; i <= userNum; i++) {
            String stars = new String();
            
            //공백을 담당하는 j for 문
            for(int j = 1; j <= userNum - i; j++) {
                stars += " ";
            }
            
            //별을 담당하는 j for문
            for(int j = 1; j <=i; j++) {
                stars += "*";
            }
            
            System.out.println(stars);
        }
          
        scanner.close();
    }

}