function boundary_segment_num = p02_boundary_segment_num ( DUMMY )

%% P02_BOUNDARY_SEGMENT_NUM counts the boundary segments in problem 02.
%
%  Modified:
%
%    07 February 2006
%
%  Author:
%
%    John Burkardt
%
%  Reference:
%
%    Per-Olof Persson and Gilbert Strang,
%    A Simple Mesh Generator in MATLAB,
%    SIAM Review,
%    Volume 46, Number 2, June 2004, pages 329-345.
%
%  Parameters:
%
%    Output, integer BOUNDARY_SEGMENT_NUM, the number of boundary segments.
%
  boundary_segment_num = 2;