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题是好题，但数据出的不好，内含分析显然按照题意，一个数据最差需要跑1e5次，也就是说最坏情况，复杂度是O(n*q)的，但实际数据中绝大多数的询问，差值都为0，而且不知为何跑的飞快无比，原因不详。难道还有别的做法？ Followed by: Post your reply here: |
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