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Re:哪位大大可否说一下是线性的还是什么？？

Posted by kicc at 2004-10-17 10:53:32 on Problem 1925
In Reply To:哪位大大可否说一下是线性的还是什么？？ Posted by:ACM29017 at 2004-10-16 14:41:44 
应该是5000*10^6的dp，但是在某一位置，能够发射web的building是很少的，只计算这些building就可以很快出解了
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