From: Petr
Title:Re:help 2520!
Send Time:2005-10-24 13:59:06.0
 

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actually easy problem...
just take care of that sentence i asked...
you'll get accepted...

not so good in its description
> Hi Petr~
> can you give me some advice on 2520?
> 
> I thought it was dp+pruning....
> but i'm not so sure of it....
> 
> btw: your coding is fast...^_^
 

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