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Description There are so many different religions in the world today that it is difficult to keep track of them all. You are interested in finding... 阅读全文
posted @ 2014-07-28 18:33 蓝空 阅读(162) 评论(0) 推荐(0)
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Description There is a town with N citizens. It is known that some pairs of people are friends. According to the famous saying that “The friends o... 阅读全文
posted @ 2014-07-28 16:26 蓝空 阅读(211) 评论(0) 推荐(0)
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Submit Status Description Farmer John and Betsy are playing a game with N (1 #include using namespace std; int count ; int son[30005],fa[... 阅读全文
posted @ 2014-07-28 10:48 蓝空 阅读(185) 评论(0) 推荐(0)
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