Program f16elfe ! F16ELF Example Program Text ! Mark 24 Release. NAG Copyright 2012. ! .. Use Statements .. Use nag_library, Only: blas_dsum, nag_wp ! .. Implicit None Statement .. Implicit None ! .. Parameters .. Integer, Parameter :: nin = 5, nout = 6 ! .. Local Scalars .. Real (Kind=nag_wp) :: sumval Integer :: i, incx, n ! .. Local Arrays .. Real (Kind=nag_wp), Allocatable :: x(:) ! .. Intrinsic Procedures .. Intrinsic :: abs ! .. Executable Statements .. Write (nout,*) 'F16ELF Example Program Results' ! Skip heading in data file Read (nin,*) Read (nin,*) n, incx Allocate (x(1+(n-1)*abs(incx))) Read (nin,*)(x(i),i=1,1+(n-1)*abs(incx),incx) ! Sum the elements of X sumval = blas_dsum(n,x,incx) Write (nout,*) Write (nout,99999) sumval 99999 Format (1X,'Sum of elements of X is',F9.5) End Program f16elfe