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Re:求解[为什么i-k+1>=k]才开始入队

Posted by corei9 at 2016-09-08 02:20:55 on Problem 3709
In Reply To:求解[为什么i-k+1>=k]才开始入队 Posted by:tangge at 2016-03-01 23:37:30
> rt
否则会出无效解。
当x<k时,dp[x]是无效的,因为不满足k个相同,但这个值可能被你用到。

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