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摘要: 题目链接 Naptime 题目描述 Goneril is a very sleep-deprived cow. Her day is partitioned into \(N\) ($3 \le N \le 3,830$) equal time periods but she can spend o 阅读全文
posted @ 2020-08-11 18:29 oblivionl 阅读(159) 评论(0) 推荐(0) 编辑
摘要: 题目链接 Choosing Capital for Treeland 题目描述 The country Treeland consists of n cities, some pairs of them are connected with unidirectional roads. Overall 阅读全文
posted @ 2020-08-11 18:28 oblivionl 阅读(116) 评论(0) 推荐(0) 编辑
摘要: 题目链接 Binary Apple Tree 题目描述 Let's imagine how apple tree looks in binary computer world. You're right, it looks just like a binary tree, i.e. any bipa 阅读全文
posted @ 2020-08-11 18:27 oblivionl 阅读(168) 评论(0) 推荐(1) 编辑
摘要: 题目链接 Anniversary Party 题目背景 The president of the Ural State University is going to make an 80'th Anniversary party. The university has a hierarchical 阅读全文
posted @ 2020-08-11 18:25 oblivionl 阅读(130) 评论(0) 推荐(0) 编辑
摘要: 题目链接 Longge's problem 题目描述 Longge is good at mathematics and he likes to think about hard mathematical problems which will be solved by some graceful 阅读全文
posted @ 2020-08-11 18:24 oblivionl 阅读(136) 评论(0) 推荐(0) 编辑
摘要: 题目链接 Farey Sequence 题目描述 The Farey Sequence Fn for any integer \(n\) with \(n \ge 2\) is the set of irreducible rational numbers \(a/b\) with $0 < a < 阅读全文
posted @ 2020-08-11 18:22 oblivionl 阅读(107) 评论(0) 推荐(0) 编辑
摘要: 题目链接 How many ways?? 题目描述 春天到了, HDU校园里开满了花, 姹紫嫣红, 非常美丽. 葱头是个爱花的人, 看着校花校草竞相开放, 漫步校园, 心情也变得舒畅. 为了多看看这迷人的校园, 葱头决定, 每次上课都走不同的路线去教室, 但是由于时间问题, 每次只能经过$k$个地方 阅读全文
posted @ 2020-08-11 18:20 oblivionl 阅读(80) 评论(0) 推荐(0) 编辑
摘要: 题目链接 随机数生成器 题目描述 栋栋最近迷上了随机算法,而随机数生成是随机算法的基础。栋栋准备使用线性同余法(Linear Congruential Method)来生成一个随机数列,这种方法需要设置四个非负整数参数$m$,\(a\),\(c\),\(X_0\),按照下面的公式生成出一系列随机数 阅读全文
posted @ 2020-08-11 18:19 oblivionl 阅读(150) 评论(0) 推荐(0) 编辑
摘要: 题目链接 Another kind of Fibonacci 题目描述 As we all known , the Fibonacci series : \(F\)($0$)\(=1\),\(F\)($1$)\(=1\),\(F\)(\(N\))\(=F\)(\(N-1\))\(+F\)(\(N-2 阅读全文
posted @ 2020-08-11 18:18 oblivionl 阅读(103) 评论(0) 推荐(0) 编辑
摘要: 题目链接 Queuing 题目描述 Queues and Priority Queues are data structures which are known to most computer scientists. The Queue occurs often in our daily life 阅读全文
posted @ 2020-08-11 18:17 oblivionl 阅读(158) 评论(0) 推荐(0) 编辑
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