＜CEILING Example Program＞

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

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■ Execution Results

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