Discussion @ 1002. Phone Numbers @ Timus Online Judge

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Discussion of Problem 1002. Phone Numbers

BFS WA #10

Posted by starforever 15 Dec 2006 13:27

the algorithm is very simple, but why I got a WA at #10?
someone says that thers isn't always "-1" at end of line.
is that true?

Re: BFS WA #10

Posted by starforever 15 Dec 2006 14:12

o,i got it.