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大家觉不觉得Sample里的输出错了,第5行的inversions数应该是9,第一行的应该是4?

Posted by Sunshone at 2020-10-27 17:07:04 on Problem 1007
Sample输出的第一行应该是输入的第一行才对啊??我都快怀疑自己的数学是体育老师教的了

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