[Haskell-cafe] Efficient functional idiom for histogram

[Deniz Dogan]

2009/8/1 Paul Moore <p.f.moore at gmail.com>:
> BTW, I did know that Haskell had an efficient map implementation, I
> just wasn't sure how to use it "functionally" - I probably should have
> searched a bit harder for examples before posting. Thanks for the help
> in any case.

Know that Data.Map uses size balanced trees and is not e.g. a hash map.

-- 
Deniz Dogan