Problem B S.America 2006

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moham_87
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Joined: Mon Jul 31, 2006 1:23 pm
Location: Egypt

Problem B S.America 2006

Post by moham_87 »

Hi all,

how could i find if there is no path to an informer, surrounded by radars (as informer 2 in the mentioned problem)

here is a link to the problem:
http://acmicpc-live-archive.uva.es/nuev ... php?p=3469

Thnx
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