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