Program g13aafe
! G13AAF Example Program Text
! Mark 26.2 Release. NAG Copyright 2017.
! .. Use Statements ..
Use nag_library, Only: g13aaf, nag_wp
! .. Implicit None Statement ..
Implicit None
! .. Parameters ..
Integer, Parameter :: nin = 5, nout = 6
! .. Local Scalars ..
Integer :: ifail, nd, nds, ns, nx, nxd
! .. Local Arrays ..
Real (Kind=nag_wp), Allocatable :: x(:), xd(:)
! .. Executable Statements ..
Write (nout,*) 'G13AAF Example Program Results'
Write (nout,*)
! Skip heading in data file
Read (nin,*)
! Read in the problem size
Read (nin,*) nx, nd, nds, ns
Allocate (x(nx),xd(nx))
! Read in data
Read (nin,*) x(1:nx)
! Perform differencing
ifail = 0
Call g13aaf(x,nx,nd,nds,ns,xd,nxd,ifail)
! Display results
Write (nout,99999) 'Non-seasonal differencing of order ', nd, &
' and seasonal differencing'
Write (nout,99999) 'of order ', nds, ' with seasonality ', ns, &
' are applied'
Write (nout,*)
Write (nout,99998) 'The output array holds ', nx, &
' values, of which the first ', nxd, ' are differenced values'
Write (nout,*)
Write (nout,99997) xd(1:nx)
99999 Format (1X,A,I1,A,I1,A)
99998 Format (1X,A,I2,A,I2,A)
99997 Format (1X,5F9.1)
End Program g13aafe