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这题目太不爽了。tips&&问题

Posted by baicaitest at 2010-02-02 00:20:50 on Problem 1062
tips(总结前人的)
1广义酋长哦,老老实实算吧。
2需要枚举level,这样才能除掉“间接接触”问题!更新的地方我开始没加判断。。。
问题:
这个囧了,看了前人的测试数据发现,这个不是网络!也就是说,寻找节点还有序号这一限制条件,即使level符合,但是如果出现在前面,依然不能被用来更新!



ps:level5最高!炮姐最高!

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