need help convert c code

[D. Reeds]

Lars T. Kyllingstad Wrote:
> Fun fact: There is already a Levenshtein distance algorithm in Phobos 
> for D2:
> http://www.digitalmars.com/d/2.0/phobos/std_algorithm#levenshteinDistance
> 
> I know you said you use D1+Tango, I just thought I should mention it. 
> The source code is available, if you want to check it out:
> http://www.dsource.org/projects/phobos/browser/trunk/phobos/std/algorithm.d
> 
> -Lars

awesome, exactly what im looking for. thanks alot.