On Fri, Mar 26, 2010 at 10:46 AM, Rafael Cunha de Almeida < almeida...@gmail.com> wrote:
> > During a talk with a friend I came up with two programs, one written in > C and another in haskell. Your Haskell code builds a huge thunked accumulator value, so of course it's slow (put bang patterns on all arguments). Also, you should use rem instead of mod. Make those tiny changes and you'll get a 5x speedup, to half the performance of the C code.
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