Java program to print pascal triangles

    class Program
    {
       public static void main(String[] args)
        { 
            int i,n=6,c;
               Program prg =new Program();
            prg.fact(n);
               for (i = 0; i < n; i++)
            {
                for (c = 0; c <= (n - i - 2); c++)
                    System.out.print (" ");
                for (c = 0; c <= i; c++)
                 System.out.print ( prg.fact(i) / (prg.fact(c) * prg.fact(i - c)));
                     System.out.print ("\n");
           }
        }
long fact(int n)
{
   int c;
   long result = 1;

   for( c = 1 ; c <= n ; c++ )
         result = result*c;
    return ( result );
}
}