Euclid's Algorithm in Python?
Bengt Richter
bokr at oz.net
Mon Aug 8 03:03:44 CEST 2005
On 7 Aug 2005 17:31:02 -0700, "Jordan Rastrick" <jrastrick at student.usyd.edu.au> wrote:
>Good point. I suppose I'd only ever seen it implemented with the if
>test, but you're right, the plain while loop should work fine. Silly
>me.
>
>def gcd(a,b):
> while b != 0:
> a, b = b, a%b
> return a
>
>Even nicer.
>
what is the convention for handling signed arguments? E.g.,
>>> def gcd(a,b):
... while b != 0:
... a, b = b, a%b
... return a
...
>>> gcd(3, -12)
-3
>>> gcd(-12, 3)
3
Regards,
Bengt Richter
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