How to Async Check File Exists in Fortran - Code Snippet

! Task: Async Check File Exists
! Language: Fortran

program async_check_file_exists() 
    ! Implementation for Async Check File Exists
    ! TODO: Implement core logic here
    ! Step 1: Prepare data
    ! Step 2: Process Async Check File Exists
    print *,("Done");
end program