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| comp.programming | Programming issues that transcend langua | 57,431 messages |
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| Message 56,701 of 57,431 |
| Dmitry A. Kazakov to Richard Harnden |
| Re: A little puzzle. |
| 29 Nov 22 16:13:07 |
From: mailbox@dmitry-kazakov.de
On 2022-11-29 16:03, Richard Harnden wrote:
> Okay, so how about this ... ?
>
> int in_subrange(int_fast64_t range_min, int_fast64_t range_max,
> int_fast64_t start, int_fast64_t end, int_fast64_t check)
> {
> while ( check < range_min )
> check += range_max - range_min;
Ring modulo would be range_max - range_min + 1
> It's okay for check to have 'clocked', range_min, range_max, start and
> end have sensible values.
If the language supports modular and ranged types there is no need to
check/normalize arguments.
--
Regards,
Dmitry A. Kazakov
http://www.dmitry-kazakov.de
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