//Triangles


class Triangles{

 public static void main (String [] args){
        System.out.print("This Program prints a triangle of stars ");
        System.out.println("using for loops.");
        System.out.println("By Garth Bruen, Oct. 4, 1998");
        System.out.println();

        char s;      //puts the star in a variable
        s = '*';
            
                    
           for(int row = 1; row < 10; row++){  //Loop creates upper triangle
                for(int col = 0; col < row; col++)
                 System.out.print(s);
                 System.out.println();
                 }
           for(int row = 10; row > 0; row--){  //Loop creates lower triangle
                for(int col = 0; col < row; col++)
                 System.out.print(s);
                 System.out.println();
                 }
                         

        System.out.println();
        System.out.println("End program");
        }

 }