function hole_num = p03_hole_num ( dummy )

%% P03_HOLE_NUM counts the holes in problem 03.
%
%  Modified:
%
%    07 February 2006
%
%  Author:
%
%    John Burkardt
%
%  Parameters:
%
%    Output, integer HOLE_NUM, the number of holes.
%
  hole_num = 1;