范围神坑,20分进

P2052 [NOI2011] 道路修建

额,直接long long 就行了吧
by hjfzzm @ 2017-10-26 14:00:26


全long long不浪费吗...
by stationofldyc @ 2017-10-26 23:38:53


到底有几个点啊!!!
by Randle @ 2017-10-28 09:12:48


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