<Example Program>

Program nint_example
  Call test( [ 10.49,10.50,10.51 ] )
Contains
  Subroutine test(a)
    Real,Intent(In) :: a(:)
    Print 1,a,Nint(a)
 1  Format(3F8.2,/,3I8)
    Print 1,-a,Nint(-a)
  End Subroutine
End Program

Execution Results

   10.49   10.50   10.51
      10      11      11
  -10.49  -10.50  -10.51
     -10     -11     -11