project euler #10: optimization with primes
Daniel Keep
daniel.keep.lists at gmail.com
Wed Apr 1 02:58:34 PDT 2009
Robert Fraser wrote:
> bearophile wrote:
>> import d.func, d.primes, d.string;
>> void main() {
>> const int N = 1_000_000_000;
>> putr( sum(xtakeWhile((int i){ return i < N;}, xprimes(N))) );
>> }
>
> Yeah that's shorter (vertically; it's almost as long in characters), but
> how much lisp do you have to smoke to understand it?
None. It's a straightforward stream operation.
-- Daniel
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