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How to sum a list?
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Robert L.
Sep 20, 2017, 2:52:59 AM9/20/17
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Kenny Tilton wrote:
> Geoffrey King wrote:
> > (apply #'+ '( 1 2 3))
>
> True enough, but the OP asked about a vector.
>
> (loop for x across #(1 2 3) summing x)
(require srfi/43) ; vector functions
(vector-fold + 0 #(2 3 4))
===>
12
--
Then the White farmers sought refuge in a police station. The blacks followed
them into the police station and seized them while the black policemen ...
refused to intervene.... Then the blacks stood ... Stevens beside the road and
killed him with shotgun blasts....
archive.org/details/PierceWilliamDr (HorrorInRhodesia)
> Geoffrey King wrote:
> > (apply #'+ '( 1 2 3))
>
> True enough, but the OP asked about a vector.
>
> (loop for x across #(1 2 3) summing x)
(require srfi/43) ; vector functions
(vector-fold + 0 #(2 3 4))
===>
12
--
Then the White farmers sought refuge in a police station. The blacks followed
them into the police station and seized them while the black policemen ...
refused to intervene.... Then the blacks stood ... Stevens beside the road and
killed him with shotgun blasts....
archive.org/details/PierceWilliamDr (HorrorInRhodesia)
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