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http://acm.hust.edu.cn/vjudge/contest/view.action?cid=102419#problem/E Description An infinitely long railway has a train consisting of n cars, number 阅读全文
posted @ 2016-01-05 23:59
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http://acm.hust.edu.cn/vjudge/contest/view.action?cid=102419#problem/D The famous Korean internet company has provided an internet-based photo service 阅读全文
posted @ 2016-01-05 22:21
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http://acm.hust.edu.cn/vjudge/contest/view.action?cid=102419#problem/C Description I’ve bought an orchard and decide to plant some apple trees on it. 阅读全文
posted @ 2016-01-05 21:43
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http://acm.hust.edu.cn/vjudge/contest/view.action?cid=102419#problem/B A regular palindrome is a string of numbers or letters that is the same forward 阅读全文
posted @ 2016-01-05 16:51
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http://acm.hust.edu.cn/vjudge/contest/view.action?cid=102419#problem/A In an open credit system, the students can choose any course they like, but the 阅读全文
posted @ 2016-01-05 16:25
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