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Discussion of Problem 1540. Battle for the Ring

Thanks a lot for author! Very fun problem!
Posted by EfremovAleksei 4 Mar 2007 01:39
Re: Thanks a lot for author! Very fun problem!
Posted by Denis Koshman 11 Sep 2008 03:18
It's the 3rd day I'm trying do break that "fun"... :D
Re: Thanks a lot for author! Very fun problem!
Posted by mwh 27 May 2012 13:36
can anyone provide any idea?
Re: Thanks a lot for author! Very fun problem!
Posted by ძამაანთ [Tbilisi SU] 20 Aug 2013 00:14
I personally solved in a bruteforce manner with DSU.