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Re:优化逆序数计算后认为本题瓶颈不在逆序数上，另外请0MS的提供一下经验In Reply To:Re:优化逆序数计算后认为本题瓶颈不在逆序数上，另外请0MS的提供一下经验 Posted by:buaahanjunwei at 2010-11-24 20:06:59 这个求逆序数的方法太巧妙了 Followed by:
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