java打印三角形

 for (int i = 0; i < 5; i++) {

            for (int j = 5; j > i; j--) {
                System.out.print(" ");
            }
            for (int j=0;j<=i;j++){
                System.out.print("*");
            }
            for (int j=1;j<=i;j++){
                System.out.print("*");
            }
            System.out.println();
        }