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Re:这道题测试数据不强啊!In Reply To:这道题测试数据不强啊! Posted by:leejun527 at 2008-11-28 10:25:58 > 我计算逆序数时间复杂度都O(n!) 了还AC!!! > 实际上可控制在O(n) 汗，我写错了！O（N*(N+1)/2） Followed by: Post your reply here: |
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