#include<iostream> #include<algorithm> using namespace std; ; int n, m; ]; struct node { int x, y; int cost; }arr[maxn]; void init() { ; i <= maxn; i++) { fa[i] = i; } } int find(int x) { if (x != fa[x]) { return find(fa[x]); } else return…

Jungle Roads Time Limit : 2000/1000ms (Java/Other)   Memory Limit : 65536/32768K (Java/Other) Total Submission(s) : 16   Accepted Submission(s) : 12 Font: Times New Roman | Verdana | Georgia Font Size: ← → Problem Description #include <iostream> #in…

Jungle Roads 题目链接: http://acm.hust.edu.cn/vjudge/contest/124434#problem/A http://acm.hust.edu.cn/vjudge/contest/124434#problem/L Description The Head Elder of the tropical island of Lagrishan has a problem. A burst of foreign aid money was spent on e…

题意  有n个村子  输入n  然后n-1行先输入村子的序号和与该村子相连的村子数t  后面依次输入t组s和tt s为村子序号 tt为与当前村子的距离  求链接全部村子的最短路径 还是裸的最小生成树咯 #include<cstdio> #include<cstring> #include<algorithm> using namespace std; const int N=30,M=1000; int par[N],n,m,ans; struct edge{int u…

Jungle Roads 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 expens…

Jungle Roads Time Limit: 1000MS   Memory Limit: 10000K Total Submissions: 19536   Accepted: 8970 Description 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…

Jungle Roads Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 175 Accepted Submission(s): 159   Problem Description The Head Elder of the tropical island of Lagrishan has a problem. A burst of fore…

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 mainta…

双向边,基础题,最小生成树   题目 同题目     #define _CRT_SECURE_NO_WARNINGS #include <stdio.h> #include<string.h> #include <malloc.h> #include<stdlib.h> #include<algorithm> #include<iostream> using namespace std; #define inf 999999999 #…

题目: Description 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 exp…