随笔分类 - 最小生成树and最大生成树
摘要:N个点M条边的无向连通图,每条边有一个权值,求该图的最小生成树。Input第1行:2个数N,M中间用空格分隔,N为点的数量,M为边的数量。(2 #include #include #include using namespace std;const int MAXN ...
阅读全文
摘要:在过三个礼拜,YellowStar有一场专业英语考试,因此它必须着手开始复习。 这天,YellowStar准备了n个需要背的单词,每个单词的长度均为m。 YellowSatr准备采用联想记忆法来背诵这n个单词: 1、如果YellowStar凭空背下一个新词T,需要消...
阅读全文
摘要:说到最小(大)生成树的典型算法当然是Prime和Kruskal了。 Kruskal比较好理解就不说了。这里主要是谈一谈Prime算法。Prime算法的核心步骤: 在带权连通图中假设V是包含所有顶点的集合, U是已经在最小生成树中的节点的集合,从图中任意某一顶点v开始,...
阅读全文
摘要:Farmer John has been elected mayor of his town! One of his campaign promises was to bring internet connectivity to all farms in the ar...
阅读全文
摘要:The Department of National Defence (DND) wishes to connect several northern outposts by a wireless network. Two different communicatio...
阅读全文
摘要:Bessie has been hired to build a cheap internet network among Farmer John's N (2 #include#include#include#include#include#define INF 0...
阅读全文
摘要:There exists a world within our worldA world beneath what we call cyberspace.A world protected by firewalls,passwords and the most ad...
阅读全文
摘要:Sunny Cup 2003 - Preliminary RoundApril 20th, 12:00 - 17:00Problem E: QS NetworkIn the planet w-503 of galaxy cgb, there is a kind of ...
阅读全文