题意:招募n个女生与m个男生,每人花费需10000,若两人间存在亲密度,则可少花费两人的亲密度,求最小花费;思路:相当于一幅无向图,给定边权,求权值和最大的森林,找边权最大的边建树,结果为10000*(n+m)-权值和;#include#include#include#include#include... Read More
posted @ 2015-08-10 21:45
dominating大树置林
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题意:一幅带权无向图求次短路;思路:每次维护最短路和次短路,先更新最短再更新次短;求次短路径的长度;#include#include#include#include#includeusing namespace std;#define INF 0x3f3f3f3ftypedef pairP;int ... Read More
posted @ 2015-08-10 13:18
dominating大树置林
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