2016年7月20日
hdu 5727 Necklace dfs+二分图匹配
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(686) 评论(5) 推荐(0)
hdu 5726 tetrahedron 立体几何
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(385) 评论(4) 推荐(0)
hdu 5726 GCD 暴力倍增rmq
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(1320) 评论(0) 推荐(0)
hdu 5723 Abandoned country 最小生成树 期望
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(692) 评论(1) 推荐(0)