[NTG-context] A strange request...
luigi.scarso at gmail.com
Wed Feb 20 17:32:32 CET 2019
On Wed, Feb 20, 2019 at 5:23 PM Willi Egger <context at boede.nl> wrote:
> Hi all,
> I am siting with a project of making a “dwarsligger”, you know these
> books, printed on bible-thin-printing paper, which are about 12 x 8 cm.
> One opens them while holding them ‘landscape’ with the spine on the top…
> Now there is of course a little struggle with the page numbering. The
> reading page consists out of the even page together with the following
> uneven page. It is easy to print on the uneven page a page number, however
> this will result in uneven page numbers only throughout the book.
> My question is, whether there is an algorithm to print page numbers as
> 1 2 3 4 5 6 7 8 9 (this is the ordinary numbering)
> 1 2 3 4 5 (this is the requested numbering)
> Does someone have an idea how to solve this?
> Any hints are most appreciated!
> Pickup n>=0, and find q and r such
n = 2q + r, r = 0 or r=1
It's not clear if you have 6 what you want to print (3 or 4 ?)
but playing with that formula can help you .
In many times, it's better to start from zero, so it could be that you
have to translate your input sequence by adding -1
and the output sequence by adding +1 .
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