求助大佬

P3008 [USACO11JAN] Roads and Planes G

@[SSL_HZB_酷](/space/show?uid=52644) 终于见到码风和我一样的人了%%%
by Joeywu_1101 @ 2018-12-06 17:35:52


这题有负权边你用dij???
by smarthehe @ 2019-01-05 14:17:15


虽然正解也有一部分dij就对了~~(逃)~~
by smarthehe @ 2019-01-05 14:17:53


# oh shit大佬忽略我上面的话……它们没有任何意义 ~~我居然不知道topsort是拓扑~~
by smarthehe @ 2019-01-05 14:20:46


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