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Problem 4289 >> 数据请加强
zjp_shadow @ 2018-09-12 08:03:39
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这个数据很菜,我用一个朋友的乱搞 Dijsktra ,应该是 O(n^2) 的,结果跑到 BZOJ rank1 。

认真想想,一个分层图就能卡掉。如果要加强,请私聊我,谢谢。
lavendir @ 2018-09-12 09:01:00
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请将数据发至Lydsy2012@163.com,谢谢。
HuiFeng @ 2018-10-20 13:55:00
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Djikstra
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