language: Fortran (gfortran-4.3.4)
date: 119 days 5 hours ago
link:
可見度: public 
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 program average
 
  ! Read in some numbers and take the average
  ! As written, if there are no data points, an average of zero is returned
  ! While this may not be desired behavior, it keeps this example simple
 
  implicit none
 
  real, dimension(:), allocatable :: points
  integer                         :: number_of_points
  real                            :: average_points=0., positive_average=0., negative_average=0.
 
  write (*,*) "Input number of points to average:"
  read  (*,*) number_of_points
 
  allocate (points(number_of_points))
 
  write (*,*) "Enter the points to average:"
  read  (*,*) points
 
  ! Take the average by summing points and dividing by number_of_points
  if (number_of_points > 0) average_points = sum(points) / number_of_points
 
  ! Now form average over positive and negative points only
  if (count(points > 0.) > 0) then
     positive_average = sum(points, points > 0.) / count(points > 0.)
  end if
 
  if (count(points < 0.) > 0) then
     negative_average = sum(points, points < 0.) / count(points < 0.)
  end if
 
  deallocate (points)
 
  ! Print result to terminal
  write (*,'(a,g12.4)') 'Average = ', average_points
  write (*,'(a,g12.4)') 'Average of positive points = ', positive_average
  write (*,'(a,g12.4)') 'Average of negative points = ', negative_average
 
  end program average
 
  • upload with new input
  • # 3:   hide   clone   input   119 days 5 hours ago

    結果: 執行期間發生錯誤（RE）     time: 0.01s    記憶體: 2624 kB     信號（Signal）: -1 

    (5,5)
     Input number of points to average:

    At line 14 of file prog.f95 (unit = 5, file = 'stdin')
Fortran runtime error: End of file
  • # 2:   show   clone   input   119 days 5 hours ago    執行期間發生錯誤（RE）
  • # 1:   show   clone   input   119 days 5 hours ago    執行期間發生錯誤（RE）