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Re:剪枝:num[p]>a[p-1] 直接900多MS降到0MS

Posted by vici at 2010-12-09 12:00:07 on Problem 2248
In Reply To:剪枝:num[p]>a[p-1] 直接900多MS降到0MS Posted by:dynamic_study at 2009-10-24 10:31:37
我认为这是个巧合
如果初始化a数组的话就要400ms左右 不初始化0ms
说明a数组的值存在一个常数的范围
后面的利用到前面已经生成的了
但恐怕难以证明这是正确的

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