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Discussion of Problem 1527. Bad Roads

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Troubles with 4 test Victor Barinov (TNU) 25 Jul 2007 22:54
If you have troubles with test 4 than READ OUTPUT FORMAT CAREFULLY :)
One more hint Victor Barinov (TNU) 26 Jul 2007 00:23
If you have WA on 10. than may be you forgot:

"Note that the roads are unidirectional"
Re: Troubles with 4 test Giorgi Megreli (Tbilisi SU) 5 Mar 2011 20:20
i cant fix this problem :(
Re: Troubles with 4 test Giorgi Megreli (Tbilisi SU) 5 Mar 2011 20:20
i cant fix this problem :(