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Discussion of Problem 1411. 40 Islands Knights

help, plz
Posted by dmitri_quick 25 Aug 2009 20:48
please give me test #35 or answer n=7 m=5
Re: help, plz
Posted by Kolyanich 15 Feb 2011 01:08
There must be exactly 3 * n * m / 2 bridges. So if n and m are both odd then no valid map possible