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From: John Maddock (john_at_[hidden])
Date: 2008-04-30 04:34:20

Steven Watanabe wrote:
> It's more intuitive to get the unsigned value from the signed than the
> other way around.
> std::abs(edit_distance(a, b))
> vs.
> copysign(edit_distance(a, b), b - a)

Yep, that's sort of the view I'm coming round to: even though I implemented
it as returning an unsigned value initially :-(


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