UPC-5083 - Hidden Hierarchy - 模拟
题目链接:http://exam.upc.edu.cn/problem.php?id=5083题目:题目描述You are working on the user interface for a simple text-based file explorer. One of your tasks is to build a navigation pane displaying the dir...
题目链接:http://exam.upc.edu.cn/problem.php?id=5083题目:题目描述You are working on the user interface for a simple text-based file explorer. One of your tasks is to build a navigation pane displaying the dir...
题目链接:http://exam.upc.edu.cn/problem.php?id=4979题目:题目描述Your friend from Manhattan is visiting you in Amsterdam. Because she can only stay for a short while, she wants to see as many tourist attracti...
题目链接:http://exam.upc.edu.cn/problem.php?id=5211题目:题目描述In this problem, we would like to talk about unreachable sets of a directed acyclic graph G = (V, E). In mathematics a directed acyclic graph (...
题目链接:http://exam.upc.edu.cn/problem.php?id=5206题目:题目描述From an evolutionary gene’s-eye perspective, the genes are immortal, and our role, the meaning of life, is to perpetuate the genes. In a few ce...
题目链接:https://www.luogu.org/problemnew/show/P1140题目:题目描述两个基因的相似度的计算方法如下:对于两个已知基因,例如AGTGATG和GTTAG,将它们的碱基互相对应。当然,中间可以加入一些空碱基-,例如:这样,两个基因之间的相似度就可以用碱基之间相似度的总和来描述,碱基之间的相似度如下表所示:那么相似度就是:(-3)+5+5+(-2)+(-3)...