思路: 建立最小生成树的图,之后进行枚举边(两点)。然后去掉原来生成树上的边。 去掉一条遍之后,原图为两棵树。A - 分别为两棵树中的最大人口和B - 生成树边长之和减去一条生成树边的长度。 1 #include 2 #include 3 #include 4 #include 5 #in...
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其他好文 时间:
2015-03-16 22:40:12
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169
Road Construction
Time Limit: 2000MS
Memory Limit: 65536K
Total Submissions: 9353
Accepted: 4648
Description
It's almost summer time, and that means that it's almost ...
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其他好文 时间:
2015-03-15 09:38:43
阅读次数:
118
题目链接求让城市1到其他城市在保证最短路的情况下求最小花费,最短路水题。#include #include #include #include using namespace std;const int INF=1e9;struct edge{ int u,v; int len,cost...
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其他好文 时间:
2015-03-15 02:02:37
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152
Qin Shi Huang's National Road System
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)
Total Submission(s): 4227 Accepted Submission(s): 1465
Problem Desc...
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其他好文 时间:
2015-03-11 21:48:34
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136
参考网址:1、http://fanjun.info/2011/07/19/opencv中神经网络的搭建/2、http://www.cnblogs.com/ronny/p/opencv_road_more_01.html
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其他好文 时间:
2015-03-10 01:36:10
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274
uva 757 Gone Fishing
John is going on a fishing trip. He has h hours available ( ), and there are
n lakes in the area ( ) all reachable along a single, one-way road. John starts at lake 1, ...
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其他好文 时间:
2015-03-04 22:49:22
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215
给出一张无向图,问至少添加多少条边可以使得该图变成边双连通图。...
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其他好文 时间:
2015-03-04 16:59:54
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118
QT笔记:数据库总结(一)http://blog.csdn.net/reborntercel/article/details/6991147http://www.devbean.net/2013/06/qt-study-road-2-sql-model/
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数据库 时间:
2015-03-03 20:18:29
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145
The Head Elder of the tropical island of Lagrishan has a problem. A burst of foreign aid money was spent on extra roads between villages some years ago. But the jungle overtakes roads relentlessly, so the large road network is too expensive to maintain. Th...
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编程语言 时间:
2015-02-23 15:31:52
阅读次数:
212