题意,在给出的图中,使用最小花费的边,使这个图仍然连通. #include <cstdio> #include <algorithm> #include <cstring> using namespace std; const int maxn=10005; int head[maxn]; int n,len=0,counter; long long ans; struct node{ int v,cost,u; //操作符的重写默认是小于等于 bool operato…
Constructing Roads Time Limit : 2000/1000ms (Java/Other) Memory Limit : 65536/32768K (Java/Other) Total Submission(s) : 54 Accepted Submission(s) : 28 Font: Times New Roman | Verdana | Georgia Font Size: ← → Problem Description There are N villag…
Constructing Roads Time Limit: 2000MS Memory Limit: 65536K Total Submissions: 22048 Accepted: 9389 Description There are N villages, which are numbered from 1 to N, and you should build some roads such that every two villages can connect to each…
1.TreeMap和TreeSet类:A - Language of FatMouse ZOJ1109B - For Fans of Statistics URAL 1613 C - Hardwood Species POJ 2418D - StationE - Web Navigation ZOJ 1061F - Argus ZOJ 2212G - Plug-in2.SegmentTreeA-敌兵布阵 hdu 1166B - I Hate It HDU 1754C - A Simple Pro…
The Beginning of the Graph Theory 是的,这不是一道题.最近数论刷的实在是太多了,我要开始我的图论与树的假期生活了. 祝愿我吧??!ShuraK...... poj1847 poj1125 neooj1339 neooj1374 neooj1574 neooj1497 poj1251 poj1789 poj2421(实现给出几条边,求最小生成树) poj2031(空间内n个球,代价是球心距-半径和,求最小生成树) jdoj1588(tarjan裸题) jdoj10…
网址:https://vjudge.net/contest/66965#overview 第一题: poj1251 裸最小生成树 #include<iostream> #include<algorithm> #include<cstring> using namespace std; const int maxn=100500; struct node { int x; int y; int w; }a[maxn]; int n,k; char s,v; int cnt…