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Re:整体二分真的不知道怎么WA了In Reply To:整体二分真的不知道怎么WA了 Posted by:Robert_Yuan at 2016-03-03 10:00:49 发现问题了,因为没有离散化,树状数组开小了... 偶然有天路过这里,发现了自己的discuss,然后一眼就看出来了... 果然还是旁观者清啊... Followed by:
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