Little novice program written in Python
John Machin
sjmachin at lexicon.net
Fri Apr 25 04:00:50 EDT 2008
On Apr 25, 5:44 pm, Robert Bossy <Robert.Bo... at jouy.inra.fr> wrote:
> Peter Otten wrote:
> > Rogério Brito wrote:
>
> >> i = 2
> >> while i <= n:
> >> if a[i] != 0:
> >> print a[i]
> >> i += 1
>
> > You can spell this as a for-loop:
>
> > for p in a:
> > if p:
> > print p
>
> > It isn't exactly equivalent, but gives the same output as we know that a[0]
> > and a[1] are also 0.
>
> If the OP insists in not examining a[0] and a[1], this will do exactly
> the same as the while version:
>
> for p in a[2:]:
> if p:
> print p
>
... at the cost of almost doubling the amount of memory required.
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