> The description of the output is:
> 
> If there are several ways to format a paragraph with the same badness, use
>              ~~~~~~~~~~~~                             ~~~~~~~~~~~~~~~~
>  the following algorithm to choose which one to output: Let A and B be two 
> solutions. Find the first gap which has not the same length in A and B. Do 
> not output the solution in which this gap is bigger. 
> 

Thanks, for the reponse.
How is badnesses defined?