摘要: Necklace/center 题目连接: http://acm.hdu.edu.cn/showproblem.php?pid=5727 Description SJX has 2 N magic gems. N of them have Yin energy inside while others 阅读全文
posted @ 2016-07-20 10:34 qscqesze 阅读(675) 评论(5) 推荐(0) 编辑
摘要: tetrahedron/center 题目连接: http://acm.hdu.edu.cn/showproblem.php?pid=5726 Description Given four points ABCD, if ABCD is a tetrahedron, calculate the in 阅读全文
posted @ 2016-07-20 09:46 qscqesze 阅读(377) 评论(4) 推荐(0) 编辑
摘要: GCD/center 题目连接: http://acm.hdu.edu.cn/showproblem.php?pid=5726 Description Give you a sequence of N(N≤100,000) integers : a1,...,an(0 define rep(a,b, 阅读全文
posted @ 2016-07-20 09:38 qscqesze 阅读(1313) 评论(0) 推荐(0) 编辑
摘要: Abandoned country 题目连接: http://acm.hdu.edu.cn/showproblem.php?pid=5723 Description An abandoned country has n(n≤100000) villages which are numbered fr 阅读全文
posted @ 2016-07-20 09:25 qscqesze 阅读(684) 评论(1) 推荐(0) 编辑