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Discussion of Problem 1905. Travel in Time

WA 25
Posted by YerzhanU 14 Oct 2012 00:30
Shoud we minimize k ? I got accepted when I minimized k.

Edited by author 14.10.2012 11:07
Re: WA 25
Posted by VenusWithArms 20 Oct 2012 10:08
Seconded. I did not see anywhere to minimise k, and my dfs did not pass but my bfs did. Maybe I screwed up the implementation...
YerzhanU wrote 14 October 2012 00:30
Shoud we minimize k ? I got accepted when I minimized k.
Re: WA 25
Posted by Han Lin 26 Jan 2013 02:38

I used dfs, and got accepted. So I don't think it is necessary to minimize k.