program main

c*********************************************************************72
c
cc test_laplace_test() tests test_laplace().
c
c  Licensing:
c
c    This code is distributed under the MIT license. 
c
c  Modified:
c
c    01 October 2008
c
c  Author:
c
c    John Burkardt
c
      implicit none

      integer problem_num

      call timestamp ( )

      write ( *, '(a)' ) ' '
      write ( *, '(a)' ) 'test_laplace_test():'
      write ( *, '(a)' ) '  Fortran77 version'
      write ( *, '(a)' ) '  Test test_laplace(),'
      write ( *, '(a)' ) '  a collection of Laplace transform '
      write ( *, '(a)' ) '  / inverse transform pairs.'
c
c  Find out how many problems are available.
c
      call p00_problem_num ( problem_num )

      write ( *, '(a)' ) ' '
      write ( *, '(a,i8,a)' ) 
     &  '  There are ', problem_num, ' test functions.'
c
c  Print the title of each problem.
c
      call p00_title_test ( problem_num )
 
      write ( *, '(a)' ) ' '
      write ( *, '(a)' ) 'test_laplace_test():'
      write ( *, '(a)' ) '  Normal end of execution.'
      write ( *, '(a)' ) ' '
      call timestamp ( )

      stop
      end
      subroutine p00_title_test ( problem_num )

c*********************************************************************72
c
cc P00_TITLE_TEST prints the problem titles.
c
c  Licensing:
c
c    This code is distributed under the MIT license. 
c
c  Modified:
c
c    01 October 2008
c
c  Author:
c
c    John Burkardt
c
c  Parameters:
c
c    Input, integer PROBLEM_NUM, the number of problems.
c
      implicit none


      integer problem
      integer problem_num
      character*80 title_backward
      character*80 title_forward

      write ( *, '(a)' ) ' '
      write ( *, '(a)' ) 'P00_TITLE_TEST'
      write ( *, '(a)' ) '  List the problem title'
      write ( *, '(a)' ) ' '
      write ( *, '(a)' ) '   Problem    Title'

      do problem = 1, problem_num

        call p00_title_forward ( problem, title_forward )
        call p00_title_backward ( problem, title_backward )

        write ( *, '(a)' ) ' '
        write ( *, '(2x,i8,2x,a)' ) problem
        write ( *, '(2x,a8,2x,a)' ) 'Forward ', trim ( title_forward )
        write ( *, '(2x,a8,2x,a)' ) 'Backward', trim ( title_backward )

      end do

      return
      end
      subroutine timestamp ( )

c*********************************************************************72
c
cc timestamp() prints out the current YMDHMS date as a timestamp.
c
c  Licensing:
c
c    This code is distributed under the MIT license.
c
c  Modified:
c
c    12 January 2007
c
c  Author:
c
c    John Burkardt
c
      implicit none

      character * ( 8 ) ampm
      integer d
      character * ( 8 ) date
      integer h
      integer m
      integer mm
      character * ( 9 ) month(12)
      integer n
      integer s
      character * ( 10 ) time
      integer y

      save month

      data month /
     &  'January  ', 'February ', 'March    ', 'April    ', 
     &  'May      ', 'June     ', 'July     ', 'August   ', 
     &  'September', 'October  ', 'November ', 'December ' /

      call date_and_time ( date, time )

      read ( date, '(i4,i2,i2)' ) y, m, d
      read ( time, '(i2,i2,i2,1x,i3)' ) h, n, s, mm

      if ( h .lt. 12 ) then
        ampm = 'AM'
      else if ( h .eq. 12 ) then
        if ( n .eq. 0 .and. s .eq. 0 ) then
          ampm = 'Noon'
        else
          ampm = 'PM'
        end if
      else
        h = h - 12
        if ( h .lt. 12 ) then
          ampm = 'PM'
        else if ( h .eq. 12 ) then
          if ( n .eq. 0 .and. s .eq. 0 ) then
            ampm = 'Midnight'
          else
            ampm = 'AM'
          end if
        end if
      end if

      write ( *, 
     &  '(i2,1x,a,1x,i4,2x,i2,a1,i2.2,a1,i2.2,a1,i3.3,1x,a)' ) 
     &  d, month(m), y, h, ':', n, ':', s, '.', mm, ampm

      return
      end