Problem B S.America 2006
Posted: Mon Jul 31, 2006 2:37 pm
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
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