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There are n pictures delivered for the new exhibition. The i-th painting has beauty ai. We know that a visitor becomes happy every time he passes from 阅读全文
posted @ 2017-08-04 21:53
糖小俊
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这道题想了小半天,后来经过大神指点后思路终于通了。 Hello everyone ,welcome to our programming match. This is your first task!!An organic compound is any member of a large clas 阅读全文
posted @ 2017-08-04 16:16
糖小俊
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