자바초보(별모양 트리만들기:이중반복문:Nested loops)

package practice2;

public class Nested_loops {
        public static void main(String[] args) {
            //Nested loops

            for (int i = 0; i <  5; i++) {
                for (int j = 0; j < 4 - i; j++) {
                    System.out.print(" ");
                }
                for (int k = 0; k <=i; k++) {
                    System.out.print("*");

                }
                System.out.println();
            }
        }
    }