#include <string.h> #include <stdlib.h> using namespace std; int n; int ss,ee; double map[1002][1002]; void F() { for(int k=1;k<=n;k++) { for(int j=1;j<=n;j++) { for(int i=1;i<=n;i++) { if(map[j][k]*map[k][i]>map[j][i]) map[j][i]=map[j][k]...
find the safest road - 最短路径问题(floyd算法) Problem Description XX星球有很多城市,每个城市之间有一条或多条飞行通道,但是并不是所有的路都是很安全的,每一条路有一个安全系数s,s是在 0 和 1 间的实数(包括0,1),一条从u 到 v 的通道P 的安全度为Safe(P) = s(e1)*s(e2)…*s(ek) e1,...
}intmain(){while(scanf("%d",&n) !=EOF){memset(mp,0,sizeof(mp));for(inti =1; i<=n ;++i){for(intj =1; j<=n ;++j){scanf("%lf",&mp[i][j]); } }floyd();scanf("%d",&m);intsta, end;for(inti =0; i<m;++i){scanf("%d %d",&sta,&end);doubletemp = mp[sta][...
#define esp 1e-8 using namespace std; struct Node { int to, next; double len; }node[M]; int n, m, cnt, s, e, head[N]; bool vis[N]; double d[N], dis[N][N]; void init() { double x; for (int i = 1; i <= n; i++) for (int j = 1; j <= n; j++) { ...
杭电1596 find the safest road (最短路) http://acm.hdu.edu.cn/showproblem.php?pid=1596 这道题目与杭电2544最短路的思想是一样的。仅仅只是是把+改成了*,输入输出有些不一样而已。 find the safest road Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)...
hdu-1596-find the safest road find the safest roadTime Limit: 10000/5000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 16332 Accepted Submission(s): 5... Find the safest road(HDU-1596) Problem Description XX星球有很多城市,每个城市之间有一条或多条飞...
find the safest road XX星球有很多城市,每个城市之间有一条或多条飞行通道,但是并不是所有的路都是很安全的,每一条路有一个安全系数s,s是在 0 和 1 间的实数(包括0,1),一条从u 到 v 的通道P 的安全度为Safe(P) = s(e1)*s(e2)…*s(ek) e1,e2,ek是P 上的边 ,现在8600 想出去旅游,面对这...
HDU 1596 find the safest road http://acm.hdu.edu.cn/showproblem.php?pid=1596 最短路 ps:0可以理解为那两个城市之间没有直接的通道,少看了这个条件错惨,在sx和zbw两位祖先的帮助下认清了这个问题 View Code 查看全文 相关阅读:全文索引--自定义chinese_lexer词典 转Oracle全文检索http://docs.oracle.com...
find the safest road Time Limit: 10000/5000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 9187 Accepted Submission(s): 3250 Problem Description XX星球有很多城市,每个城市之间有一条或多条飞行通道,但是并不是所有的路都是很安全的,每一条路有一个安全系数s,s是...
Let’s face it: when we plan a solo trip, safety is at the forefront of our concerns and we look for the safest places to travel alone. Now, there’s a simple and accurate way to assess that safety risk before we travel. HOW TO CHOOSE THE SAFEST COUNTRIES TO TRAVEL ALONE ...