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hdu2489 Minimal Ratio Tree dfs枚举组合情况+最小生成树
1 #include 2 #include 3 #include 4 #include 5 using namespace std; 6 7 const int maxn = 30; 8 const int inf = 999999999; 9 double minans; 10 int vis[m... ...
分类:其他好文   时间:2017-10-12 21:41:00    阅读次数:150
HDU2489 Minimal Ratio Tree 【DFS】+【最小生成树Prim】
Minimal Ratio Tree Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 2382 Accepted Submission(s): ...
分类:其他好文   时间:2017-05-19 13:31:50    阅读次数:249
hdu2489 Minimal Ratio Tree
hdu2489 Minimal Ratio Tree题意:一个 至多 n=15 的 完全图 ,求 含有 m 个节点的树 使 边权和 除 点权和 最小题解:枚举 m 个 点 ,然后 求 最小生成树自己粗心。。。。WA 了 好多次……(233333 )#include #include #include...
分类:其他好文   时间:2015-07-27 20:51:23    阅读次数:125
【HDU2489】Minimal Ratio Tree
DFS+MST...
分类:其他好文   时间:2015-05-30 16:45:00    阅读次数:163
hdu 2489 Minimal Ratio Tree DFS枚举点+最小生成树 属于中等偏上题 ,Double比较大小的时候注意精度问题
Problem Description For a tree, which nodes and edges are all weighted, the ratio of it is calculated according to the following equation. Given a complete graph of n nodes with all nodes and edges weighted, your task is to find a tree, which is a sub...
分类:其他好文   时间:2015-02-24 09:09:36    阅读次数:142
HDU2489 Minimal Ratio Tree 【DFS】+【最小生成树Prim】
Minimal Ratio Tree Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 2382    Accepted Submission(s): 709 Problem Description For a tr...
分类:其他好文   时间:2014-08-10 18:39:10    阅读次数:305
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