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Subject: Re: why do ceil/floor give the decimal dot?
From: =?utf-8?Q?Lawrence_Vel=C3=A1zquez?= <vq@larryv.me>
In-Reply-To: <87siay262s.fsf@debian.uxu>
Date: Thu, 14 May 2015 18:14:53 -0400
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References: <87oalodmns.fsf@debian.uxu> <150513195617.ZM29493@torch.brasslantern.com> <87d223et0a.fsf@debian.uxu> <B6914C0C-15CA-4FE2-A21A-4320D4CD4927@larryv.me> <20150514105349.52338d94@pwslap01u.europe.root.pri> <87siay262s.fsf@debian.uxu>
To: Emanuel Berg <embe8573@student.uu.se>
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On May 14, 2015, at 5:38 PM, Emanuel Berg <embe8573@student.uu.se> wrote:

> I like the solution better to have the types all
> floats (or whatever) and then use printf to make it
> look the way you want.

You should use %g then (with appropriate precision) because %d does an
implicit conversion.

    % printf '%d\n' $(( 1e20 ))
    -9223372036854775808

    % printf '%g\n' $(( 1e20 ))
    1e+20

    % printf '%.30g\n' $(( 1e20 ))
    100000000000000000000

vq