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Discussion of Problem 1002. Phone Numbers

Which algo to use?
Posted by T_be_GP 19 Aug 2010 19:57
Re: Which algo to use?
Posted by Andrew Hoffmann aka SKYDOS [Vladimir SU] 19 Aug 2010 21:04
DP
Re: Which algo to use?
Posted by Genyaz 16 May 2011 22:47
Dp on tree