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传送门题面:The Power Cube is used as a stash of Exotic Power. There are nn cities numbered 1,2,…,n1,2,…,n where allowed to trade it. The tradin... 阅读全文
posted @ 2018-08-26 20:39
ChenJr
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传送门题面:Freshmen frequently make an error in computing the power of a sum of real numbers, which usually origins from an incorrect equation ... 阅读全文
posted @ 2018-08-26 10:33
ChenJr
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传送门题面:YJJ is a salesman who has traveled through western country. YJJ is always on journey. Either is he at the destination, or on the way... 阅读全文
posted @ 2018-08-26 10:12
ChenJr
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